/usr/bin/java -Xmx8000000000 -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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 04:39:59,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 04:39:59,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 04:39:59,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 04:39:59,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 04:39:59,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 04:39:59,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 04:39:59,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 04:39:59,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 04:39:59,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 04:39:59,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 04:39:59,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 04:39:59,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 04:39:59,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 04:39:59,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 04:39:59,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 04:39:59,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 04:39:59,258 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 04:39:59,285 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 04:39:59,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 04:39:59,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 04:39:59,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 04:39:59,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 04:39:59,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 04:39:59,287 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 04:39:59,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 04:39:59,288 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 04:39:59,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 04:39:59,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 04:39:59,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 04:39:59,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 04:39:59,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 04:39:59,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 04:39:59,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 04:39:59,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 04:39:59,291 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 04:39:59,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 04:39:59,291 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 04:39:59,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 04:39:59,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 04:39:59,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 04:39:59,530 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 04:39:59,531 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 04:39:59,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl [2021-06-14 04:39:59,532 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/counter-determinism.wvr.bpl' [2021-06-14 04:39:59,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 04:39:59,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 04:39:59,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 04:39:59,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 04:39:59,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 04:39:59,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 04:39:59,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 04:39:59,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 04:39:59,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 04:39:59,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/1) ... [2021-06-14 04:39:59,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 04:39:59,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 04:39:59,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 04:39:59,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 04:39:59,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (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 [2021-06-14 04:39:59,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 04:39:59,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 04:39:59,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 04:39:59,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 04:39:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 04:39:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 04:39:59,642 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 04:39:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 04:39:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 04:39:59,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-14 04:39:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-14 04:39:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-14 04:39:59,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-14 04:39:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-14 04:39:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-14 04:39:59,645 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 04:39:59,842 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 04:39:59,842 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 04:39:59,844 INFO L202 PluginConnector]: Adding new model counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 04:39:59 BoogieIcfgContainer [2021-06-14 04:39:59,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 04:39:59,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 04:39:59,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 04:39:59,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 04:39:59,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 04:39:59" (1/2) ... [2021-06-14 04:39:59,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2056730d and model type counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 04:39:59, skipping insertion in model container [2021-06-14 04:39:59,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "counter-determinism.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 04:39:59" (2/2) ... [2021-06-14 04:39:59,848 INFO L111 eAbstractionObserver]: Analyzing ICFG counter-determinism.wvr.bpl [2021-06-14 04:39:59,852 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 04:39:59,852 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 04:39:59,852 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 04:39:59,852 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 04:39:59,882 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-14 04:39:59,895 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 [2021-06-14 04:39:59,960 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 04:39:59,961 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 04:39:59,961 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 04:39:59,961 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 04:39:59,961 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 04:39:59,961 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 04:39:59,961 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 04:39:59,961 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 04:40:00,104 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:00,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:00,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1638986654, now seen corresponding path program 1 times [2021-06-14 04:40:00,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:00,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962255289] [2021-06-14 04:40:00,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:00,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:00,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962255289] [2021-06-14 04:40:00,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962255289] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 04:40:00,215 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 04:40:00,216 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 04:40:00,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061506358] [2021-06-14 04:40:00,219 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 04:40:00,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:00,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 04:40:00,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 04:40:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,228 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:00,229 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) [2021-06-14 04:40:00,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:00,278 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 04:40:00,278 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:00,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:00,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1550885344, now seen corresponding path program 1 times [2021-06-14 04:40:00,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:00,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921369240] [2021-06-14 04:40:00,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 04:40:00,329 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:00,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921369240] [2021-06-14 04:40:00,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921369240] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 04:40:00,330 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 04:40:00,330 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 04:40:00,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641879897] [2021-06-14 04:40:00,331 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 04:40:00,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:00,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 04:40:00,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-14 04:40:00,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,332 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:00,332 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-06-14 04:40:00,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:00,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:00,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:00,387 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 04:40:00,387 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:00,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:00,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1958990114, now seen corresponding path program 1 times [2021-06-14 04:40:00,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:00,388 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542204795] [2021-06-14 04:40:00,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 04:40:00,442 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:00,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542204795] [2021-06-14 04:40:00,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542204795] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:00,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485952801] [2021-06-14 04:40:00,443 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 [2021-06-14 04:40:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-14 04:40:00,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 04:40:00,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485952801] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:00,613 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:00,613 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-14 04:40:00,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885080008] [2021-06-14 04:40:00,613 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-14 04:40:00,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:00,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-14 04:40:00,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-14 04:40:00,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:00,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:00,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:00,897 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:00,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:00,898 INFO L82 PathProgramCache]: Analyzing trace with hash -2072111104, now seen corresponding path program 1 times [2021-06-14 04:40:00,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:00,898 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157573258] [2021-06-14 04:40:00,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 04:40:00,945 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:00,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157573258] [2021-06-14 04:40:00,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157573258] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:00,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063666103] [2021-06-14 04:40:00,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-14 04:40:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:00,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-14 04:40:01,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 04:40:01,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063666103] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:01,055 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:01,055 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-14 04:40:01,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313750272] [2021-06-14 04:40:01,055 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 04:40:01,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:01,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 04:40:01,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-14 04:40:01,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:01,056 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:01,056 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:01,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:01,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:01,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:01,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,330 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:01,330 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:01,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:01,330 INFO L82 PathProgramCache]: Analyzing trace with hash 261388780, now seen corresponding path program 1 times [2021-06-14 04:40:01,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:01,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147860293] [2021-06-14 04:40:01,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 04:40:01,365 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:01,365 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147860293] [2021-06-14 04:40:01,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147860293] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:01,365 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772137741] [2021-06-14 04:40:01,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-14 04:40:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:01,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-14 04:40:01,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 04:40:01,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772137741] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:01,472 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:01,472 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-14 04:40:01,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852162299] [2021-06-14 04:40:01,473 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 04:40:01,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:01,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 04:40:01,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-14 04:40:01,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:01,473 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:01,473 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-06-14 04:40:01,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:01,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:01,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:01,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:01,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:01,719 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:01,720 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:01,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:01,720 INFO L82 PathProgramCache]: Analyzing trace with hash 840401244, now seen corresponding path program 2 times [2021-06-14 04:40:01,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:01,720 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850271244] [2021-06-14 04:40:01,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:01,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:01,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850271244] [2021-06-14 04:40:01,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850271244] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:01,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264229442] [2021-06-14 04:40:01,845 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 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 [2021-06-14 04:40:01,883 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:40:01,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:01,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-14 04:40:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:01,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264229442] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:01,998 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:01,998 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 11 [2021-06-14 04:40:01,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808573536] [2021-06-14 04:40:01,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-14 04:40:01,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:01,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-14 04:40:02,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-06-14 04:40:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:02,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:02,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 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) [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:02,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:02,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:02,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-14 04:40:02,281 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:02,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:02,281 INFO L82 PathProgramCache]: Analyzing trace with hash -969384102, now seen corresponding path program 3 times [2021-06-14 04:40:02,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:02,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689815161] [2021-06-14 04:40:02,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 04:40:02,343 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:02,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689815161] [2021-06-14 04:40:02,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689815161] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:02,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046582371] [2021-06-14 04:40:02,345 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 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 [2021-06-14 04:40:02,395 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-14 04:40:02,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:02,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-14 04:40:02,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 04:40:02,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046582371] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:02,529 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:02,529 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-06-14 04:40:02,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850264630] [2021-06-14 04:40:02,529 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-14 04:40:02,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:02,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-14 04:40:02,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-14 04:40:02,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:02,530 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:02,530 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 11 states have internal predecessors, (59), 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) [2021-06-14 04:40:02,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:02,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:02,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:02,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:02,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:02,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:02,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:03,050 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:03,050 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:03,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:03,051 INFO L82 PathProgramCache]: Analyzing trace with hash 136101672, now seen corresponding path program 4 times [2021-06-14 04:40:03,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:03,051 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629902157] [2021-06-14 04:40:03,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 04:40:03,135 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:03,135 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629902157] [2021-06-14 04:40:03,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629902157] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:03,135 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849629495] [2021-06-14 04:40:03,135 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 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 [2021-06-14 04:40:03,170 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:40:03,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:03,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-14 04:40:03,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:03,281 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-14 04:40:03,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849629495] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:03,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:03,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-06-14 04:40:03,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389286009] [2021-06-14 04:40:03,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-14 04:40:03,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:03,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-14 04:40:03,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-06-14 04:40:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:03,283 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:03,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:03,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:03,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:03,707 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:03,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:03,707 INFO L82 PathProgramCache]: Analyzing trace with hash 27014360, now seen corresponding path program 5 times [2021-06-14 04:40:03,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:03,707 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348120848] [2021-06-14 04:40:03,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-14 04:40:03,744 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:03,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348120848] [2021-06-14 04:40:03,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348120848] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:03,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438860037] [2021-06-14 04:40:03,744 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 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 [2021-06-14 04:40:03,778 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-14 04:40:03,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:03,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-14 04:40:03,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 04:40:03,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438860037] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:03,861 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:03,861 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 6 [2021-06-14 04:40:03,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161369350] [2021-06-14 04:40:03,861 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 04:40:03,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:03,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 04:40:03,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-14 04:40:03,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:03,862 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:03,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:03,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:03,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:03,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:03,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:03,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:03,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,156 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-14 04:40:04,157 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:04,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:04,157 INFO L82 PathProgramCache]: Analyzing trace with hash -827747768, now seen corresponding path program 6 times [2021-06-14 04:40:04,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:04,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307426019] [2021-06-14 04:40:04,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:04,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:04,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307426019] [2021-06-14 04:40:04,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307426019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:04,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662639048] [2021-06-14 04:40:04,247 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 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 [2021-06-14 04:40:04,297 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-14 04:40:04,297 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:04,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-14 04:40:04,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:04,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662639048] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:04,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:04,402 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-06-14 04:40:04,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796205605] [2021-06-14 04:40:04,403 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-14 04:40:04,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:04,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-14 04:40:04,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-06-14 04:40:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:04,404 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:04,404 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.647058823529412) internal successors, (79), 17 states have internal predecessors, (79), 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) [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,739 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:04,739 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:04,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:04,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1921225286, now seen corresponding path program 7 times [2021-06-14 04:40:04,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:04,740 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917417453] [2021-06-14 04:40:04,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 04:40:04,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:04,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917417453] [2021-06-14 04:40:04,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917417453] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:04,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660612589] [2021-06-14 04:40:04,780 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 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 [2021-06-14 04:40:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:04,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-14 04:40:04,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-14 04:40:04,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660612589] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:04,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:04,933 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-14 04:40:04,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264923642] [2021-06-14 04:40:04,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-14 04:40:04,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:04,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-14 04:40:04,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-06-14 04:40:04,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:04,934 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:04,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.133333333333334) internal successors, (62), 14 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:05,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:05,340 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:05,343 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:05,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:05,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1095118356, now seen corresponding path program 8 times [2021-06-14 04:40:05,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:05,343 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856343138] [2021-06-14 04:40:05,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-06-14 04:40:05,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:05,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856343138] [2021-06-14 04:40:05,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856343138] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:05,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022280157] [2021-06-14 04:40:05,413 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 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 [2021-06-14 04:40:05,450 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:40:05,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:05,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-14 04:40:05,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-14 04:40:05,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2022280157] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:05,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:05,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-06-14 04:40:05,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416478707] [2021-06-14 04:40:05,592 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-14 04:40:05,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:05,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-14 04:40:05,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-14 04:40:05,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:05,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:05,593 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 17 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:05,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:05,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:06,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-14 04:40:06,085 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:06,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:06,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1722004028, now seen corresponding path program 9 times [2021-06-14 04:40:06,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:06,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751735876] [2021-06-14 04:40:06,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:06,113 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 29 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-14 04:40:06,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:06,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751735876] [2021-06-14 04:40:06,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751735876] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:06,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048494749] [2021-06-14 04:40:06,113 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 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 [2021-06-14 04:40:06,154 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-14 04:40:06,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:06,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-14 04:40:06,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-14 04:40:06,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048494749] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:06,352 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:06,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12] total 17 [2021-06-14 04:40:06,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642808255] [2021-06-14 04:40:06,353 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-14 04:40:06,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:06,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-14 04:40:06,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-06-14 04:40:06,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:06,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:06,354 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 5.294117647058823) internal successors, (90), 17 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:06,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:06,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:06,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-14 04:40:06,833 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:06,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:06,833 INFO L82 PathProgramCache]: Analyzing trace with hash 153363250, now seen corresponding path program 10 times [2021-06-14 04:40:06,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:06,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718298691] [2021-06-14 04:40:06,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-14 04:40:06,884 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:06,884 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718298691] [2021-06-14 04:40:06,884 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718298691] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:06,884 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649812248] [2021-06-14 04:40:06,884 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 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 [2021-06-14 04:40:06,918 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:40:06,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:06,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-14 04:40:06,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-14 04:40:07,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649812248] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:07,053 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:07,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-06-14 04:40:07,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251856923] [2021-06-14 04:40:07,054 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-14 04:40:07,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:07,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-14 04:40:07,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2021-06-14 04:40:07,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:07,054 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:07,054 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.6842105263157894) internal successors, (70), 18 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) [2021-06-14 04:40:07,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:07,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:07,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:07,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:07,565 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-14 04:40:07,565 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:07,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:07,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1156578048, now seen corresponding path program 11 times [2021-06-14 04:40:07,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:07,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325616835] [2021-06-14 04:40:07,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 23 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-14 04:40:07,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:07,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325616835] [2021-06-14 04:40:07,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325616835] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:07,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506568955] [2021-06-14 04:40:07,670 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 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 [2021-06-14 04:40:07,701 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-14 04:40:07,701 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:07,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-14 04:40:07,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 29 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-14 04:40:07,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506568955] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:07,813 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:07,813 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 18 [2021-06-14 04:40:07,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012270685] [2021-06-14 04:40:07,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-14 04:40:07,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:07,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-14 04:40:07,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2021-06-14 04:40:07,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:07,815 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:07,815 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 5.277777777777778) internal successors, (95), 18 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) [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:07,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:08,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:09,110 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:09,110 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:09,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:09,110 INFO L82 PathProgramCache]: Analyzing trace with hash 192728608, now seen corresponding path program 12 times [2021-06-14 04:40:09,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:09,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158578967] [2021-06-14 04:40:09,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:09,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:09,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158578967] [2021-06-14 04:40:09,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158578967] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:09,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586392192] [2021-06-14 04:40:09,261 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 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 [2021-06-14 04:40:09,299 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-14 04:40:09,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:09,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-14 04:40:09,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:09,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586392192] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:09,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:09,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 34 [2021-06-14 04:40:09,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041656546] [2021-06-14 04:40:09,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-14 04:40:09,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:09,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-14 04:40:09,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2021-06-14 04:40:09,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:09,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:09,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 3.176470588235294) internal successors, (108), 34 states have internal predecessors, (108), 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) [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:09,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:09,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:09,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:09,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:09,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:09,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:09,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:10,124 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-14 04:40:10,124 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:10,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:10,124 INFO L82 PathProgramCache]: Analyzing trace with hash 436408862, now seen corresponding path program 13 times [2021-06-14 04:40:10,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:10,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12603850] [2021-06-14 04:40:10,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:10,199 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-14 04:40:10,199 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:10,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12603850] [2021-06-14 04:40:10,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12603850] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:10,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780427643] [2021-06-14 04:40:10,200 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 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 [2021-06-14 04:40:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:10,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-14 04:40:10,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-14 04:40:10,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780427643] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:10,426 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:10,426 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-14 04:40:10,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215615578] [2021-06-14 04:40:10,426 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-14 04:40:10,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:10,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-14 04:40:10,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2021-06-14 04:40:10,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:10,427 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:10,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.391304347826087) internal successors, (78), 22 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:10,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:10,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:10,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:10,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:11,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-14 04:40:11,147 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:11,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:11,147 INFO L82 PathProgramCache]: Analyzing trace with hash 528688620, now seen corresponding path program 14 times [2021-06-14 04:40:11,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:11,147 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710033171] [2021-06-14 04:40:11,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 34 proven. 41 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-06-14 04:40:11,267 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:11,267 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710033171] [2021-06-14 04:40:11,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710033171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:11,267 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24015223] [2021-06-14 04:40:11,267 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 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 [2021-06-14 04:40:11,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:40:11,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:11,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-14 04:40:11,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:11,557 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 34 proven. 40 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-14 04:40:11,558 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [24015223] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:11,558 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:11,558 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2021-06-14 04:40:11,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623119704] [2021-06-14 04:40:11,558 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-14 04:40:11,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:11,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-14 04:40:11,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2021-06-14 04:40:11,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:11,560 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:11,560 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 3.8461538461538463) internal successors, (100), 25 states have internal predecessors, (100), 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) [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:11,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:11,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:12,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:12,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:12,393 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-14 04:40:12,393 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:12,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1641440868, now seen corresponding path program 15 times [2021-06-14 04:40:12,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:12,394 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420172709] [2021-06-14 04:40:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 67 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-14 04:40:12,441 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:12,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420172709] [2021-06-14 04:40:12,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420172709] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:12,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597403365] [2021-06-14 04:40:12,442 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 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 [2021-06-14 04:40:12,492 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-14 04:40:12,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:12,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-14 04:40:12,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 73 proven. 25 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-14 04:40:12,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597403365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:12,746 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:12,746 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 16] total 23 [2021-06-14 04:40:12,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579227082] [2021-06-14 04:40:12,747 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-14 04:40:12,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:12,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-14 04:40:12,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=409, Unknown=0, NotChecked=0, Total=506 [2021-06-14 04:40:12,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:12,747 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:12,747 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 4.956521739130435) internal successors, (114), 23 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) [2021-06-14 04:40:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:12,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:12,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:13,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:13,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:13,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:13,578 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:13,579 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:13,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:13,579 INFO L82 PathProgramCache]: Analyzing trace with hash 327769866, now seen corresponding path program 16 times [2021-06-14 04:40:13,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:13,579 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002290775] [2021-06-14 04:40:13,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 30 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-06-14 04:40:13,666 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:13,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002290775] [2021-06-14 04:40:13,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002290775] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:13,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713590067] [2021-06-14 04:40:13,666 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 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 [2021-06-14 04:40:13,713 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:40:13,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:13,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-14 04:40:13,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 30 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-06-14 04:40:13,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713590067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:13,946 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:13,946 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-06-14 04:40:13,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107765150] [2021-06-14 04:40:13,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-14 04:40:13,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:13,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-14 04:40:13,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=543, Unknown=0, NotChecked=0, Total=702 [2021-06-14 04:40:13,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:13,947 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:13,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.185185185185185) internal successors, (86), 26 states have internal predecessors, (86), 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) [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:13,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:14,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:14,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:14,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:14,941 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:14,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:14,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1005104856, now seen corresponding path program 17 times [2021-06-14 04:40:14,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:14,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737631863] [2021-06-14 04:40:14,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 47 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-14 04:40:15,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:15,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737631863] [2021-06-14 04:40:15,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737631863] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:15,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1302905465] [2021-06-14 04:40:15,057 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 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 [2021-06-14 04:40:15,099 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-14 04:40:15,099 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:15,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-14 04:40:15,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 67 proven. 41 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-14 04:40:15,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1302905465] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:15,250 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:15,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 24 [2021-06-14 04:40:15,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527974730] [2021-06-14 04:40:15,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-14 04:40:15,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:15,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-14 04:40:15,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2021-06-14 04:40:15,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:15,251 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:15,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.958333333333333) internal successors, (119), 24 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:15,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:17,856 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-14 04:40:17,856 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:17,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:17,856 INFO L82 PathProgramCache]: Analyzing trace with hash 41255416, now seen corresponding path program 18 times [2021-06-14 04:40:17,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:17,856 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419893034] [2021-06-14 04:40:17,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 55 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:18,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:18,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419893034] [2021-06-14 04:40:18,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419893034] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:18,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981275719] [2021-06-14 04:40:18,184 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 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 [2021-06-14 04:40:18,226 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-14 04:40:18,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:18,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-14 04:40:18,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:18,951 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [981275719] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:18,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:18,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 50 [2021-06-14 04:40:18,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3581027] [2021-06-14 04:40:18,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-14 04:40:18,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:18,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-14 04:40:18,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=699, Invalid=1751, Unknown=0, NotChecked=0, Total=2450 [2021-06-14 04:40:18,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:18,954 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:18,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.8) internal successors, (140), 50 states have internal predecessors, (140), 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) [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:18,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:19,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:19,926 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-14 04:40:19,926 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:19,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:19,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1029699082, now seen corresponding path program 19 times [2021-06-14 04:40:19,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:19,927 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300935834] [2021-06-14 04:40:19,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 42 proven. 49 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-06-14 04:40:20,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:20,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300935834] [2021-06-14 04:40:20,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300935834] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:20,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864542466] [2021-06-14 04:40:20,030 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 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 [2021-06-14 04:40:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:20,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-14 04:40:20,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 42 proven. 49 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-06-14 04:40:20,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864542466] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:20,336 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:20,336 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-14 04:40:20,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246837441] [2021-06-14 04:40:20,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-14 04:40:20,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:20,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-14 04:40:20,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=724, Unknown=0, NotChecked=0, Total=930 [2021-06-14 04:40:20,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:20,337 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:20,337 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 3.032258064516129) internal successors, (94), 30 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) [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:20,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:20,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:21,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:21,726 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:21,726 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:21,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:21,727 INFO L82 PathProgramCache]: Analyzing trace with hash -477522492, now seen corresponding path program 20 times [2021-06-14 04:40:21,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:21,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502658951] [2021-06-14 04:40:21,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 62 proven. 85 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-06-14 04:40:21,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:21,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502658951] [2021-06-14 04:40:21,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502658951] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:21,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724681974] [2021-06-14 04:40:21,966 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 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 [2021-06-14 04:40:22,011 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:40:22,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:22,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-14 04:40:22,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 62 proven. 84 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-06-14 04:40:22,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724681974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:22,365 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:22,365 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 33 [2021-06-14 04:40:22,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980325767] [2021-06-14 04:40:22,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-14 04:40:22,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:22,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-14 04:40:22,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=908, Unknown=0, NotChecked=0, Total=1122 [2021-06-14 04:40:22,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:22,366 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:22,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 3.6470588235294117) internal successors, (124), 33 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:22,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:22,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:24,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-14 04:40:24,182 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:24,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:24,182 INFO L82 PathProgramCache]: Analyzing trace with hash 390356340, now seen corresponding path program 21 times [2021-06-14 04:40:24,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:24,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471239432] [2021-06-14 04:40:24,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 121 proven. 55 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-06-14 04:40:24,237 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:24,237 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471239432] [2021-06-14 04:40:24,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471239432] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:24,237 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630908195] [2021-06-14 04:40:24,237 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 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 [2021-06-14 04:40:24,282 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-14 04:40:24,282 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:24,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-14 04:40:24,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 129 proven. 49 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-06-14 04:40:24,658 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [630908195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:24,658 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:24,658 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 20] total 29 [2021-06-14 04:40:24,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954182209] [2021-06-14 04:40:24,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-14 04:40:24,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:24,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-14 04:40:24,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2021-06-14 04:40:24,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:24,659 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:24,659 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 4.758620689655173) internal successors, (138), 29 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:24,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:24,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:24,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:24,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:26,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:26,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:26,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:26,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:26,314 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:26,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:26,314 INFO L82 PathProgramCache]: Analyzing trace with hash -760212766, now seen corresponding path program 22 times [2021-06-14 04:40:26,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:26,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170729604] [2021-06-14 04:40:26,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 56 proven. 64 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-06-14 04:40:26,432 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:26,432 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170729604] [2021-06-14 04:40:26,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170729604] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:26,432 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225103484] [2021-06-14 04:40:26,432 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 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 [2021-06-14 04:40:26,477 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:40:26,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:26,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-14 04:40:26,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 56 proven. 64 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-06-14 04:40:26,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225103484] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:26,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:26,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-06-14 04:40:26,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744962326] [2021-06-14 04:40:26,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-14 04:40:26,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:26,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-14 04:40:26,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2021-06-14 04:40:26,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:26,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:26,791 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.914285714285714) internal successors, (102), 34 states have internal predecessors, (102), 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) [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:26,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:26,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:26,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:26,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:28,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:28,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:28,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-14 04:40:28,946 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:28,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:28,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1102128464, now seen corresponding path program 23 times [2021-06-14 04:40:28,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:28,947 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047962536] [2021-06-14 04:40:28,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:29,126 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 79 proven. 113 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-06-14 04:40:29,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:29,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047962536] [2021-06-14 04:40:29,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047962536] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:29,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208340082] [2021-06-14 04:40:29,126 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 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 [2021-06-14 04:40:29,178 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-14 04:40:29,178 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:29,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-14 04:40:29,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 121 proven. 71 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-06-14 04:40:29,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208340082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:29,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:29,402 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 11] total 30 [2021-06-14 04:40:29,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403730252] [2021-06-14 04:40:29,403 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-14 04:40:29,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:29,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-14 04:40:29,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=705, Unknown=0, NotChecked=0, Total=870 [2021-06-14 04:40:29,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:29,404 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:29,404 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 4.766666666666667) internal successors, (143), 30 states have internal predecessors, (143), 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) [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:29,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:29,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:33,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:33,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:34,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-14 04:40:34,191 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:34,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:34,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2065977904, now seen corresponding path program 24 times [2021-06-14 04:40:34,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:34,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072532180] [2021-06-14 04:40:34,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:34,565 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 105 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:34,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:34,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072532180] [2021-06-14 04:40:34,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072532180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:34,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951402277] [2021-06-14 04:40:34,566 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 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 [2021-06-14 04:40:34,757 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-14 04:40:34,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:34,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 69 conjunts are in the unsatisfiable core [2021-06-14 04:40:34,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:40:35,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951402277] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:35,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:35,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33] total 65 [2021-06-14 04:40:35,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627640358] [2021-06-14 04:40:35,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-06-14 04:40:35,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:35,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-06-14 04:40:35,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=590, Invalid=3570, Unknown=0, NotChecked=0, Total=4160 [2021-06-14 04:40:35,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:35,387 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:35,387 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 2.6923076923076925) internal successors, (175), 65 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) [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:35,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:35,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:37,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:37,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-14 04:40:37,641 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:37,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:37,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1302493646, now seen corresponding path program 25 times [2021-06-14 04:40:37,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:37,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961859759] [2021-06-14 04:40:37,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 72 proven. 81 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-06-14 04:40:37,785 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:37,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961859759] [2021-06-14 04:40:37,785 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961859759] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:37,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239331073] [2021-06-14 04:40:37,785 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 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 [2021-06-14 04:40:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:37,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-14 04:40:37,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:38,211 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 72 proven. 81 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-06-14 04:40:38,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239331073] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:38,212 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:38,212 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 38 [2021-06-14 04:40:38,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952033420] [2021-06-14 04:40:38,212 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-14 04:40:38,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:38,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-14 04:40:38,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=1164, Unknown=0, NotChecked=0, Total=1482 [2021-06-14 04:40:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:38,213 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:38,213 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.8205128205128207) internal successors, (110), 38 states have internal predecessors, (110), 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) [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:38,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:41,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:41,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-14 04:40:41,434 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:41,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:41,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1386315164, now seen corresponding path program 26 times [2021-06-14 04:40:41,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:41,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225366372] [2021-06-14 04:40:41,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 98 proven. 145 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-06-14 04:40:41,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:41,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225366372] [2021-06-14 04:40:41,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225366372] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:41,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174225689] [2021-06-14 04:40:41,626 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 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 [2021-06-14 04:40:41,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:40:41,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:41,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-14 04:40:41,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:42,105 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 98 proven. 144 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-06-14 04:40:42,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174225689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:42,105 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:42,105 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 41 [2021-06-14 04:40:42,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409191813] [2021-06-14 04:40:42,106 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-14 04:40:42,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:42,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-14 04:40:42,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1405, Unknown=0, NotChecked=0, Total=1722 [2021-06-14 04:40:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:42,106 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:42,106 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 3.5238095238095237) internal successors, (148), 41 states have internal predecessors, (148), 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) [2021-06-14 04:40:42,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:42,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:45,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:45,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:45,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:45,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:45,554 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:45,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:45,554 INFO L82 PathProgramCache]: Analyzing trace with hash -436954804, now seen corresponding path program 27 times [2021-06-14 04:40:45,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:45,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379994889] [2021-06-14 04:40:45,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 191 proven. 89 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-06-14 04:40:45,619 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:45,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379994889] [2021-06-14 04:40:45,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379994889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:45,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861299444] [2021-06-14 04:40:45,619 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 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 [2021-06-14 04:40:45,669 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-06-14 04:40:45,669 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:45,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-14 04:40:45,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 201 proven. 81 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-06-14 04:40:46,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1861299444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:46,277 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:46,277 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 24] total 35 [2021-06-14 04:40:46,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494607176] [2021-06-14 04:40:46,277 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-14 04:40:46,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:46,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-14 04:40:46,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=975, Unknown=0, NotChecked=0, Total=1190 [2021-06-14 04:40:46,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:46,279 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:46,279 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 4.628571428571429) internal successors, (162), 35 states have internal predecessors, (162), 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) [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:46,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:46,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:49,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:40:49,707 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:49,708 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:49,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:49,708 INFO L82 PathProgramCache]: Analyzing trace with hash 467680954, now seen corresponding path program 28 times [2021-06-14 04:40:49,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:49,708 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68767521] [2021-06-14 04:40:49,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-06-14 04:40:49,876 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:49,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68767521] [2021-06-14 04:40:49,876 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68767521] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:49,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061910046] [2021-06-14 04:40:49,877 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 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 [2021-06-14 04:40:49,921 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:40:49,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:49,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-14 04:40:49,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-06-14 04:40:50,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061910046] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:50,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:50,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2021-06-14 04:40:50,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516864120] [2021-06-14 04:40:50,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-14 04:40:50,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:50,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-14 04:40:50,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=383, Invalid=1423, Unknown=0, NotChecked=0, Total=1806 [2021-06-14 04:40:50,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:50,368 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:50,368 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 2.744186046511628) internal successors, (118), 42 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:40:50,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:40:50,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:40:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:40:54,690 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:40:54,690 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:40:54,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:40:54,690 INFO L82 PathProgramCache]: Analyzing trace with hash -2056618360, now seen corresponding path program 29 times [2021-06-14 04:40:54,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:40:54,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684282861] [2021-06-14 04:40:54,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:40:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:40:55,094 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 119 proven. 181 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-06-14 04:40:55,094 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:40:55,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684282861] [2021-06-14 04:40:55,094 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684282861] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:55,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249797302] [2021-06-14 04:40:55,094 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 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 [2021-06-14 04:40:55,152 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-06-14 04:40:55,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:40:55,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-14 04:40:55,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:40:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 191 proven. 109 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-06-14 04:40:55,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249797302] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:40:55,415 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:40:55,415 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13] total 36 [2021-06-14 04:40:55,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951114337] [2021-06-14 04:40:55,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-14 04:40:55,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:40:55,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-14 04:40:55,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1026, Unknown=0, NotChecked=0, Total=1260 [2021-06-14 04:40:55,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:40:55,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:40:55,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 4.638888888888889) internal successors, (167), 36 states have internal predecessors, (167), 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) [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:55,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:40:55,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:40:55,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:40:55,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:40:55,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:04,163 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-06-14 04:41:04,163 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:04,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:04,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1274499496, now seen corresponding path program 30 times [2021-06-14 04:41:04,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:04,164 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095751535] [2021-06-14 04:41:04,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 171 proven. 229 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:41:04,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:04,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095751535] [2021-06-14 04:41:04,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095751535] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:04,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586296260] [2021-06-14 04:41:04,702 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:04,753 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-06-14 04:41:04,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:41:04,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-14 04:41:04,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 191 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:41:06,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586296260] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:06,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:06,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 43] total 82 [2021-06-14 04:41:06,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890536861] [2021-06-14 04:41:06,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-14 04:41:06,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:06,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-14 04:41:06,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1793, Invalid=4849, Unknown=0, NotChecked=0, Total=6642 [2021-06-14 04:41:06,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:06,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:06,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 2.4878048780487805) internal successors, (204), 82 states have internal predecessors, (204), 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) [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:06,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:06,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:10,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:10,877 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:10,877 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:10,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:10,877 INFO L82 PathProgramCache]: Analyzing trace with hash -2074975834, now seen corresponding path program 31 times [2021-06-14 04:41:10,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:10,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017047159] [2021-06-14 04:41:10,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 110 proven. 121 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-06-14 04:41:11,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:11,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017047159] [2021-06-14 04:41:11,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017047159] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:11,070 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752500800] [2021-06-14 04:41:11,070 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:11,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-14 04:41:11,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 110 proven. 121 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-06-14 04:41:11,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752500800] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:11,626 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:11,626 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2021-06-14 04:41:11,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676722537] [2021-06-14 04:41:11,627 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-14 04:41:11,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:11,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-14 04:41:11,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=1708, Unknown=0, NotChecked=0, Total=2162 [2021-06-14 04:41:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:11,627 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:11,627 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.6808510638297873) internal successors, (126), 46 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:11,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:11,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:11,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:11,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:11,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:17,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:17,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:17,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:17,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-14 04:41:17,955 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:17,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:17,955 INFO L82 PathProgramCache]: Analyzing trace with hash 437443956, now seen corresponding path program 32 times [2021-06-14 04:41:17,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:17,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268567198] [2021-06-14 04:41:17,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 142 proven. 221 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-06-14 04:41:18,210 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:18,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268567198] [2021-06-14 04:41:18,210 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268567198] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:18,210 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033587002] [2021-06-14 04:41:18,210 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:18,412 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:41:18,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:41:18,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-14 04:41:18,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 142 proven. 220 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-06-14 04:41:18,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033587002] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:18,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:18,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 49 [2021-06-14 04:41:18,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786903774] [2021-06-14 04:41:18,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-14 04:41:18,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:18,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-14 04:41:18,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=2010, Unknown=0, NotChecked=0, Total=2450 [2021-06-14 04:41:18,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:18,972 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:18,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 3.44) internal successors, (172), 49 states have internal predecessors, (172), 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) [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:18,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:26,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:26,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:26,885 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:26,885 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:26,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:26,885 INFO L82 PathProgramCache]: Analyzing trace with hash -746435292, now seen corresponding path program 33 times [2021-06-14 04:41:26,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:26,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979742480] [2021-06-14 04:41:26,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:27,007 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 277 proven. 131 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-06-14 04:41:27,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:27,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979742480] [2021-06-14 04:41:27,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979742480] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:27,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930799286] [2021-06-14 04:41:27,008 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:27,096 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2021-06-14 04:41:27,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:41:27,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-14 04:41:27,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 289 proven. 121 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-06-14 04:41:27,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930799286] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:27,664 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:27,664 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 28] total 41 [2021-06-14 04:41:27,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551025875] [2021-06-14 04:41:27,664 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-14 04:41:27,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:27,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-14 04:41:27,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=1348, Unknown=0, NotChecked=0, Total=1640 [2021-06-14 04:41:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:27,665 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:27,665 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 4.536585365853658) internal successors, (186), 41 states have internal predecessors, (186), 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) [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:27,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:27,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:41:35,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-14 04:41:35,717 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:35,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:35,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1402871150, now seen corresponding path program 34 times [2021-06-14 04:41:35,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:35,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708589890] [2021-06-14 04:41:35,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 132 proven. 144 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-06-14 04:41:35,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:35,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708589890] [2021-06-14 04:41:35,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708589890] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:35,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213907804] [2021-06-14 04:41:35,996 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:36,055 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:41:36,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:41:36,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-14 04:41:36,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 132 proven. 144 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-06-14 04:41:36,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213907804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:36,639 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:36,640 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 50 [2021-06-14 04:41:36,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36850446] [2021-06-14 04:41:36,641 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-14 04:41:36,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:36,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-14 04:41:36,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=2019, Unknown=0, NotChecked=0, Total=2550 [2021-06-14 04:41:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:36,642 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:36,642 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.627450980392157) internal successors, (134), 50 states have internal predecessors, (134), 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) [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:36,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:41:36,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:46,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:41:46,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:41:46,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-06-14 04:41:46,553 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:41:46,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:41:46,553 INFO L82 PathProgramCache]: Analyzing trace with hash 847485536, now seen corresponding path program 35 times [2021-06-14 04:41:46,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:41:46,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402448302] [2021-06-14 04:41:46,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:41:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:41:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 167 proven. 265 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-06-14 04:41:46,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:41:46,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402448302] [2021-06-14 04:41:46,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402448302] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:46,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517529703] [2021-06-14 04:41:46,905 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:41:46,975 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-06-14 04:41:46,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:41:46,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 26 conjunts are in the unsatisfiable core [2021-06-14 04:41:46,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:41:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 277 proven. 155 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-06-14 04:41:47,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517529703] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:41:47,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:41:47,328 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 15] total 42 [2021-06-14 04:41:47,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363045366] [2021-06-14 04:41:47,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-14 04:41:47,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:41:47,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-14 04:41:47,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=315, Invalid=1407, Unknown=0, NotChecked=0, Total=1722 [2021-06-14 04:41:47,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:41:47,329 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:41:47,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 4.5476190476190474) internal successors, (191), 42 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) [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:41:47,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:41:47,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:04,682 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-06-14 04:42:04,682 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:42:04,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:42:04,683 INFO L82 PathProgramCache]: Analyzing trace with hash -116363904, now seen corresponding path program 36 times [2021-06-14 04:42:04,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:42:04,683 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568588044] [2021-06-14 04:42:04,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:42:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:42:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 253 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:42:05,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:42:05,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568588044] [2021-06-14 04:42:05,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568588044] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:05,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403212981] [2021-06-14 04:42:05,583 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:42:05,658 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2021-06-14 04:42:05,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:42:05,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-14 04:42:05,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:42:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:42:07,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403212981] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:07,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:42:07,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-06-14 04:42:07,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892053379] [2021-06-14 04:42:07,000 INFO L462 AbstractCegarLoop]: Interpolant automaton has 97 states [2021-06-14 04:42:07,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:42:07,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2021-06-14 04:42:07,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1222, Invalid=8090, Unknown=0, NotChecked=0, Total=9312 [2021-06-14 04:42:07,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:07,002 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:42:07,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 97 states, 97 states have (on average 2.463917525773196) internal successors, (239), 97 states have internal predecessors, (239), 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) [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:07,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:07,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:07,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:07,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:17,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:17,851 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-06-14 04:42:17,851 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:42:17,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:42:17,851 INFO L82 PathProgramCache]: Analyzing trace with hash 402112894, now seen corresponding path program 37 times [2021-06-14 04:42:17,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:42:17,851 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527612101] [2021-06-14 04:42:17,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:42:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:42:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 156 proven. 169 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-06-14 04:42:18,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:42:18,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527612101] [2021-06-14 04:42:18,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527612101] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:18,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722014208] [2021-06-14 04:42:18,154 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:42:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:42:18,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-14 04:42:18,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:42:18,911 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 156 proven. 169 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-06-14 04:42:18,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722014208] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:18,911 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:42:18,911 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 54 [2021-06-14 04:42:18,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124940989] [2021-06-14 04:42:18,912 INFO L462 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-06-14 04:42:18,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:42:18,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-06-14 04:42:18,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=614, Invalid=2356, Unknown=0, NotChecked=0, Total=2970 [2021-06-14 04:42:18,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:18,913 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:42:18,913 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 2.581818181818182) internal successors, (142), 54 states have internal predecessors, (142), 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) [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:18,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:18,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:32,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:32,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:32,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:42:32,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:42:32,861 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:42:32,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:42:32,861 INFO L82 PathProgramCache]: Analyzing trace with hash -819612340, now seen corresponding path program 38 times [2021-06-14 04:42:32,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:42:32,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119250126] [2021-06-14 04:42:32,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:42:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:42:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 194 proven. 313 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-06-14 04:42:33,291 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:42:33,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119250126] [2021-06-14 04:42:33,291 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119250126] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:33,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495926907] [2021-06-14 04:42:33,291 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:42:33,352 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:42:33,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:42:33,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-14 04:42:33,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:42:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 194 proven. 312 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-06-14 04:42:34,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495926907] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:34,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:42:34,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29] total 57 [2021-06-14 04:42:34,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099725372] [2021-06-14 04:42:34,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-14 04:42:34,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:42:34,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-14 04:42:34,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=2723, Unknown=0, NotChecked=0, Total=3306 [2021-06-14 04:42:34,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:34,119 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:42:34,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 3.3793103448275863) internal successors, (196), 57 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:34,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:34,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:42:34,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:42:49,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:42:49,878 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-06-14 04:42:49,878 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:42:49,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:42:49,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1858766596, now seen corresponding path program 39 times [2021-06-14 04:42:49,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:42:49,879 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450276303] [2021-06-14 04:42:49,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:42:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:42:49,979 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 379 proven. 181 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-06-14 04:42:49,979 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:42:49,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450276303] [2021-06-14 04:42:49,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450276303] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:49,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866652755] [2021-06-14 04:42:49,979 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:42:50,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-14 04:42:50,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:42:50,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-14 04:42:50,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:42:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 393 proven. 169 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-06-14 04:42:50,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866652755] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:42:50,737 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:42:50,737 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 32] total 47 [2021-06-14 04:42:50,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119259493] [2021-06-14 04:42:50,738 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-14 04:42:50,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:42:50,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-14 04:42:50,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=381, Invalid=1781, Unknown=0, NotChecked=0, Total=2162 [2021-06-14 04:42:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:42:50,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:42:50,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 4.468085106382978) internal successors, (210), 47 states have internal predecessors, (210), 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) [2021-06-14 04:42:50,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:42:50,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:42:50,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:43:05,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:43:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:43:06,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:43:06,190 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:43:06,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:43:06,191 INFO L82 PathProgramCache]: Analyzing trace with hash 696057450, now seen corresponding path program 40 times [2021-06-14 04:43:06,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:43:06,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553236385] [2021-06-14 04:43:06,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:43:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:43:06,565 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 182 proven. 196 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2021-06-14 04:43:06,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:43:06,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553236385] [2021-06-14 04:43:06,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553236385] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:43:06,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411988825] [2021-06-14 04:43:06,566 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:43:06,678 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 04:43:06,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:43:06,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-14 04:43:06,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:43:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 182 proven. 196 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2021-06-14 04:43:07,558 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411988825] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:43:07,558 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:43:07,559 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 58 [2021-06-14 04:43:07,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860614217] [2021-06-14 04:43:07,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-14 04:43:07,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:43:07,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-14 04:43:07,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=703, Invalid=2719, Unknown=0, NotChecked=0, Total=3422 [2021-06-14 04:43:07,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:43:07,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:43:07,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 2.542372881355932) internal successors, (150), 58 states have internal predecessors, (150), 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) [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:43:07,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:43:07,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:43:26,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:43:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:43:26,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:43:26,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:43:26,285 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:43:26,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:43:26,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1323445816, now seen corresponding path program 41 times [2021-06-14 04:43:26,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:43:26,285 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727441049] [2021-06-14 04:43:26,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:43:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:43:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 223 proven. 365 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-06-14 04:43:26,739 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:43:26,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727441049] [2021-06-14 04:43:26,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727441049] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:43:26,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041229411] [2021-06-14 04:43:26,739 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:43:26,804 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-14 04:43:26,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:43:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-14 04:43:26,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:43:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 379 proven. 209 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-06-14 04:43:27,346 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041229411] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:43:27,346 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:43:27,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 17] total 48 [2021-06-14 04:43:27,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60726467] [2021-06-14 04:43:27,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-14 04:43:27,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:43:27,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-14 04:43:27,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=1848, Unknown=0, NotChecked=0, Total=2256 [2021-06-14 04:43:27,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:43:27,347 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:43:27,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 4.479166666666667) internal successors, (215), 48 states have internal predecessors, (215), 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) [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:43:27,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:43:27,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:43:57,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:43:57,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:43:57,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:43:57,412 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-06-14 04:43:57,413 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:43:57,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:43:57,413 INFO L82 PathProgramCache]: Analyzing trace with hash 359596376, now seen corresponding path program 42 times [2021-06-14 04:43:57,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:43:57,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133795682] [2021-06-14 04:43:57,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:43:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:43:58,614 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 351 proven. 433 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:43:58,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:43:58,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133795682] [2021-06-14 04:43:58,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133795682] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:43:58,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744223545] [2021-06-14 04:43:58,615 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:43:58,681 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-14 04:43:58,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:43:58,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 63 conjunts are in the unsatisfiable core [2021-06-14 04:43:58,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:44:01,209 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 379 proven. 405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 04:44:01,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744223545] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:44:01,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:44:01,210 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 59] total 114 [2021-06-14 04:44:01,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120266974] [2021-06-14 04:44:01,210 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-06-14 04:44:01,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:44:01,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-06-14 04:44:01,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3383, Invalid=9499, Unknown=0, NotChecked=0, Total=12882 [2021-06-14 04:44:01,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:44:01,212 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:44:01,212 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 2.3508771929824563) internal successors, (268), 114 states have internal predecessors, (268), 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) [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:44:01,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:44:01,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:44:21,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:44:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:44:21,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:44:21,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:44:21,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:44:21,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:22,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-06-14 04:44:22,150 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:44:22,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:44:22,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1579509418, now seen corresponding path program 43 times [2021-06-14 04:44:22,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:44:22,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914725133] [2021-06-14 04:44:22,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:44:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:44:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 210 proven. 225 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2021-06-14 04:44:22,516 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:44:22,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914725133] [2021-06-14 04:44:22,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914725133] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:44:22,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921656296] [2021-06-14 04:44:22,516 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:44:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:44:22,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-14 04:44:22,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:44:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 210 proven. 225 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2021-06-14 04:44:23,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921656296] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:44:23,386 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:44:23,386 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 62 [2021-06-14 04:44:23,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446114866] [2021-06-14 04:44:23,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-06-14 04:44:23,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:44:23,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-06-14 04:44:23,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=798, Invalid=3108, Unknown=0, NotChecked=0, Total=3906 [2021-06-14 04:44:23,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:44:23,402 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:44:23,403 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 2.507936507936508) internal successors, (158), 62 states have internal predecessors, (158), 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) [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:23,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:23,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:49,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:44:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:49,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:44:49,361 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-06-14 04:44:49,361 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 04:44:49,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 04:44:49,367 INFO L82 PathProgramCache]: Analyzing trace with hash -282983132, now seen corresponding path program 44 times [2021-06-14 04:44:49,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 04:44:49,367 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240934951] [2021-06-14 04:44:49,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 04:44:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 04:44:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 254 proven. 421 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2021-06-14 04:44:49,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 04:44:49,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240934951] [2021-06-14 04:44:49,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240934951] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:44:49,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530419062] [2021-06-14 04:44:49,869 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 04:44:49,942 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 04:44:49,942 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 04:44:49,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-14 04:44:49,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 04:44:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 254 proven. 420 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-06-14 04:44:51,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530419062] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 04:44:51,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 04:44:51,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33] total 65 [2021-06-14 04:44:51,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931798744] [2021-06-14 04:44:51,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-14 04:44:51,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 04:44:51,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-14 04:44:51,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=746, Invalid=3544, Unknown=0, NotChecked=0, Total=4290 [2021-06-14 04:44:51,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 04:44:51,012 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 04:44:51,012 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 3.3333333333333335) internal successors, (220), 65 states have internal predecessors, (220), 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) [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-14 04:44:51,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 158 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 212 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-14 04:44:51,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.