/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 22:06:34,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 22:06:34,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 22:06:34,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 22:06:34,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 22:06:34,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 22:06:34,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 22:06:34,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 22:06:34,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 22:06:34,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 22:06:34,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 22:06:34,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 22:06:34,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 22:06:34,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 22:06:34,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 22:06:34,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 22:06:34,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 22:06:34,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 22:06:34,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 22:06:34,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 22:06:34,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf [2021-06-06 22:06:34,477 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 22:06:34,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 22:06:34,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 22:06:34,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 22:06:34,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 22:06:34,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 22:06:34,481 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 22:06:34,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 22:06:34,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 22:06:34,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 22:06:34,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 22:06:34,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 22:06:34,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 22:06:34,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 22:06:34,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 22:06:34,485 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 22:06:34,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 22:06:34,486 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 22:06:34,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 22:06:34,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 22:06:34,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 22:06:34,826 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 22:06:34,827 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 22:06:34,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl [2021-06-06 22:06:34,828 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl' [2021-06-06 22:06:34,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 22:06:34,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 22:06:34,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 22:06:34,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 22:06:34,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 22:06:34,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 22:06:34,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 22:06:34,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 22:06:34,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 22:06:34,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/1) ... [2021-06-06 22:06:34,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 22:06:34,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 22:06:34,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 22:06:34,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 22:06:34,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (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 [2021-06-06 22:06:34,965 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 22:06:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 22:06:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 22:06:34,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 22:06:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 22:06:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 22:06:34,966 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 22:06:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 22:06:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 22:06:34,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 22:06:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 22:06:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 22:06:34,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-06 22:06:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-06 22:06:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-06 22:06:34,968 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 22:06:35,268 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 22:06:35,268 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 22:06:35,269 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:06:35 BoogieIcfgContainer [2021-06-06 22:06:35,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 22:06:35,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 22:06:35,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 22:06:35,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 22:06:35,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:06:34" (1/2) ... [2021-06-06 22:06:35,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@df7058c and model type prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 10:06:35, skipping insertion in model container [2021-06-06 22:06:35,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:06:35" (2/2) ... [2021-06-06 22:06:35,275 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons3.wvr.bpl [2021-06-06 22:06:35,280 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 22:06:35,280 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 22:06:35,280 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 22:06:35,281 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 22:06:35,345 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-06 22:06:35,363 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 [2021-06-06 22:06:35,423 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 22:06:35,423 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 22:06:35,423 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 22:06:35,423 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 22:06:35,423 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 22:06:35,424 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 22:06:35,424 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 22:06:35,424 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 22:06:35,516 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:35,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:35,520 INFO L82 PathProgramCache]: Analyzing trace with hash 2014902157, now seen corresponding path program 1 times [2021-06-06 22:06:35,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:35,530 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257917805] [2021-06-06 22:06:35,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:35,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:35,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257917805] [2021-06-06 22:06:35,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257917805] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:06:35,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:06:35,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 22:06:35,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238314986] [2021-06-06 22:06:35,663 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 22:06:35,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:35,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 22:06:35,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 22:06:35,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,681 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:35,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:06:35,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,747 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 22:06:35,747 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:35,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:35,748 INFO L82 PathProgramCache]: Analyzing trace with hash 444659732, now seen corresponding path program 1 times [2021-06-06 22:06:35,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:35,748 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592708158] [2021-06-06 22:06:35,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 22:06:35,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:35,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592708158] [2021-06-06 22:06:35,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592708158] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:06:35,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:06:35,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 22:06:35,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132848069] [2021-06-06 22:06:35,822 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 22:06:35,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:35,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 22:06:35,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 22:06:35,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,823 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:35,823 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-06-06 22:06:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,859 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 22:06:35,859 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:35,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:35,860 INFO L82 PathProgramCache]: Analyzing trace with hash 26472427, now seen corresponding path program 1 times [2021-06-06 22:06:35,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:35,860 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419653192] [2021-06-06 22:06:35,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:35,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:35,891 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:35,891 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419653192] [2021-06-06 22:06:35,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419653192] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:06:35,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:06:35,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 22:06:35,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694292298] [2021-06-06 22:06:35,892 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 22:06:35,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:35,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 22:06:35,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 22:06:35,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,893 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:35,893 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) [2021-06-06 22:06:35,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 22:06:35,909 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:35,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:35,909 INFO L82 PathProgramCache]: Analyzing trace with hash 497020053, now seen corresponding path program 2 times [2021-06-06 22:06:35,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:35,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251412504] [2021-06-06 22:06:35,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:35,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:35,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251412504] [2021-06-06 22:06:35,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251412504] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:06:35,956 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:06:35,956 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 22:06:35,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80028013] [2021-06-06 22:06:35,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 22:06:35,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:35,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 22:06:35,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 22:06:35,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:35,958 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:35,958 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:06:35,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:35,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:36,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:36,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 22:06:36,198 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:36,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:36,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1872101607, now seen corresponding path program 1 times [2021-06-06 22:06:36,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:36,200 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671795858] [2021-06-06 22:06:36,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 22:06:36,301 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:36,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671795858] [2021-06-06 22:06:36,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671795858] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:36,301 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835059115] [2021-06-06 22:06:36,301 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 [2021-06-06 22:06:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:36,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-06 22:06:36,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 22:06:36,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835059115] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:06:36,560 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 22:06:36,560 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2021-06-06 22:06:36,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261349164] [2021-06-06 22:06:36,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 22:06:36,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:36,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 22:06:36,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-06 22:06:36,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:36,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:36,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2021-06-06 22:06:36,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:36,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:36,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:36,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:36,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:36,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:36,849 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:36,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:36,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1052393, now seen corresponding path program 2 times [2021-06-06 22:06:36,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:36,850 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087137916] [2021-06-06 22:06:36,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:37,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:37,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087137916] [2021-06-06 22:06:37,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087137916] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:37,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750788804] [2021-06-06 22:06:37,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:37,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:06:37,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:37,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-06 22:06:37,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:37,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-06 22:06:37,358 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:37,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:37,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:37,367 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:13 [2021-06-06 22:06:37,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 22:06:37,439 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:37,444 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:37,445 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:37,446 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:10 [2021-06-06 22:06:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:37,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750788804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:37,565 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:37,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-06 22:06:37,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129327854] [2021-06-06 22:06:37,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 22:06:37,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:37,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 22:06:37,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=467, Unknown=0, NotChecked=0, Total=552 [2021-06-06 22:06:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:37,567 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:37,567 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.9166666666666665) internal successors, (70), 24 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:06:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:37,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:37,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:38,784 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:38,784 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:38,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash -595317347, now seen corresponding path program 3 times [2021-06-06 22:06:38,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:38,785 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425299064] [2021-06-06 22:06:38,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:38,874 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 22:06:38,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:38,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425299064] [2021-06-06 22:06:38,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425299064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:38,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750795187] [2021-06-06 22:06:38,875 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:38,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 22:06:38,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:38,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 22:06:38,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 22:06:39,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750795187] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:39,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:39,044 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-06-06 22:06:39,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051885200] [2021-06-06 22:06:39,047 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 22:06:39,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:39,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 22:06:39,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-06 22:06:39,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:39,049 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:39,049 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:39,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:39,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:39,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:39,453 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:39,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:39,453 INFO L82 PathProgramCache]: Analyzing trace with hash 466920911, now seen corresponding path program 4 times [2021-06-06 22:06:39,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:39,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279279071] [2021-06-06 22:06:39,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:39,937 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:39,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279279071] [2021-06-06 22:06:39,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279279071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:39,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693380849] [2021-06-06 22:06:39,938 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:39,979 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:06:39,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 22:06:39,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:40,476 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-06 22:06:40,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-06-06 22:06:40,479 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:40,487 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:40,489 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:40,489 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:24 [2021-06-06 22:06:40,580 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-06 22:06:40,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2021-06-06 22:06:40,583 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:40,588 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:40,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:40,589 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:10 [2021-06-06 22:06:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:40,707 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693380849] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:40,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:40,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 36 [2021-06-06 22:06:40,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693701108] [2021-06-06 22:06:40,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-06 22:06:40,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:40,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-06 22:06:40,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1114, Unknown=0, NotChecked=0, Total=1260 [2021-06-06 22:06:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:40,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:40,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.111111111111111) internal successors, (76), 36 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) [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:40,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:43,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:43,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:43,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 22:06:43,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 22:06:43,601 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:43,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:43,601 INFO L82 PathProgramCache]: Analyzing trace with hash 856911411, now seen corresponding path program 5 times [2021-06-06 22:06:43,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:43,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858304664] [2021-06-06 22:06:43,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-06 22:06:43,675 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:43,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858304664] [2021-06-06 22:06:43,675 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858304664] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:43,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [888417339] [2021-06-06 22:06:43,675 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:43,730 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 22:06:43,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:43,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 22:06:43,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 55 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-06 22:06:43,872 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [888417339] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:43,872 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:43,872 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2021-06-06 22:06:43,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745831377] [2021-06-06 22:06:43,873 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 22:06:43,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:43,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 22:06:43,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-06 22:06:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:43,874 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:43,874 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:06:43,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 22:06:43,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:44,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:44,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:44,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:44,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:44,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:44,413 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:44,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:44,414 INFO L82 PathProgramCache]: Analyzing trace with hash 629663481, now seen corresponding path program 6 times [2021-06-06 22:06:44,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:44,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478222591] [2021-06-06 22:06:44,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:45,108 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:45,108 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:45,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478222591] [2021-06-06 22:06:45,108 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478222591] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:45,108 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903763710] [2021-06-06 22:06:45,108 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:45,154 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 22:06:45,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:45,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-06 22:06:45,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:46,051 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-06 22:06:46,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 31 [2021-06-06 22:06:46,054 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:46,063 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:46,064 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:46,064 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:70, output treesize:37 [2021-06-06 22:06:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:06:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:06:46,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:06:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:06:46,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-06-06 22:06:46,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:46,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:46,201 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:46,201 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:51, output treesize:10 [2021-06-06 22:06:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:46,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903763710] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:46,328 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:46,328 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 48 [2021-06-06 22:06:46,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003733520] [2021-06-06 22:06:46,329 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-06 22:06:46,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:46,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-06 22:06:46,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=2032, Unknown=0, NotChecked=0, Total=2256 [2021-06-06 22:06:46,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:46,330 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:46,330 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.0) internal successors, (96), 48 states have internal predecessors, (96), 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) [2021-06-06 22:06:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:46,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:46,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:51,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:51,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-06 22:06:51,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 22:06:51,573 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:51,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:51,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1036251423, now seen corresponding path program 7 times [2021-06-06 22:06:51,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:51,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398725331] [2021-06-06 22:06:51,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:52,173 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:52,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:52,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398725331] [2021-06-06 22:06:52,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398725331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:52,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163272041] [2021-06-06 22:06:52,173 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:52,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 22:06:52,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:52,981 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-06 22:06:52,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 29 [2021-06-06 22:06:52,984 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:52,993 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:52,994 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:52,994 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:64, output treesize:31 [2021-06-06 22:06:53,212 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-06 22:06:53,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 18 [2021-06-06 22:06:53,214 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:06:53,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:06:53,219 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:06:53,219 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:10 [2021-06-06 22:06:53,312 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:53,312 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163272041] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:53,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:53,313 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 48 [2021-06-06 22:06:53,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849656733] [2021-06-06 22:06:53,313 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-06 22:06:53,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:53,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-06 22:06:53,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2054, Unknown=0, NotChecked=0, Total=2256 [2021-06-06 22:06:53,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:53,315 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:53,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.0) internal successors, (96), 48 states have internal predecessors, (96), 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) [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:53,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:53,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:53,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-06 22:06:53,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:57,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-06 22:06:57,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 22:06:58,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 22:06:58,149 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:58,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:58,149 INFO L82 PathProgramCache]: Analyzing trace with hash -886842789, now seen corresponding path program 8 times [2021-06-06 22:06:58,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:58,149 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014572019] [2021-06-06 22:06:58,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:58,212 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 84 proven. 29 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-06 22:06:58,212 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:58,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014572019] [2021-06-06 22:06:58,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014572019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:58,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058737299] [2021-06-06 22:06:58,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:58,267 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:06:58,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:58,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 22:06:58,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 81 proven. 28 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-06 22:06:58,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058737299] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:58,434 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:58,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 8 [2021-06-06 22:06:58,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950631113] [2021-06-06 22:06:58,435 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 22:06:58,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:58,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 22:06:58,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-06-06 22:06:58,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:58,436 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:58,436 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 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) [2021-06-06 22:06:58,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:58,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:58,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:58,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:58,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 22:06:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:59,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:06:59,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:06:59,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:59,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:06:59,425 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:06:59,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:06:59,425 INFO L82 PathProgramCache]: Analyzing trace with hash 646022097, now seen corresponding path program 9 times [2021-06-06 22:06:59,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:06:59,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520662190] [2021-06-06 22:06:59,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:06:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:00,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:07:00,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520662190] [2021-06-06 22:07:00,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520662190] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:00,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915454830] [2021-06-06 22:07:00,141 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:07:00,207 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 22:07:00,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:07:00,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-06 22:07:00,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:07:01,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:07:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:01,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 43 [2021-06-06 22:07:01,471 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:01,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:01,488 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:01,488 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:105, output treesize:49 [2021-06-06 22:07:01,616 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 22:07:01,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-06 22:07:01,618 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:01,622 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:01,622 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:01,622 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-06 22:07:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:01,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915454830] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:01,728 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:07:01,728 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 58 [2021-06-06 22:07:01,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950689300] [2021-06-06 22:07:01,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-06 22:07:01,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:07:01,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-06 22:07:01,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=3052, Unknown=0, NotChecked=0, Total=3306 [2021-06-06 22:07:01,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:01,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:07:01,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.0689655172413794) internal successors, (120), 58 states have internal predecessors, (120), 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) [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:01,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:01,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:08,397 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 46 [2021-06-06 22:07:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:10,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:10,662 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:07:10,663 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:07:10,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:07:10,663 INFO L82 PathProgramCache]: Analyzing trace with hash 353364267, now seen corresponding path program 10 times [2021-06-06 22:07:10,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:07:10,663 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033509617] [2021-06-06 22:07:10,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:07:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:11,429 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:07:11,429 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033509617] [2021-06-06 22:07:11,429 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033509617] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:11,429 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73262941] [2021-06-06 22:07:11,429 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:07:11,478 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:07:11,478 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:07:11,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-06 22:07:11,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:07:12,529 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 22:07:12,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 41 [2021-06-06 22:07:12,531 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:12,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:12,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:12,545 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:38 [2021-06-06 22:07:12,900 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 22:07:12,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-06 22:07:12,902 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:12,907 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:12,907 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:12,907 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-06 22:07:13,017 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:13,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73262941] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:13,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:07:13,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 31] total 60 [2021-06-06 22:07:13,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674952772] [2021-06-06 22:07:13,018 INFO L462 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-06-06 22:07:13,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:07:13,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-06-06 22:07:13,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=3309, Unknown=0, NotChecked=0, Total=3540 [2021-06-06 22:07:13,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:13,033 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:07:13,033 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 1.9333333333333333) internal successors, (116), 60 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:07:13,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:15,733 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2021-06-06 22:07:21,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:21,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-06 22:07:21,689 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:07:21,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:07:21,689 INFO L82 PathProgramCache]: Analyzing trace with hash -94639481, now seen corresponding path program 11 times [2021-06-06 22:07:21,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:07:21,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620116727] [2021-06-06 22:07:21,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:07:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 116 proven. 48 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-06-06 22:07:21,744 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:07:21,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620116727] [2021-06-06 22:07:21,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620116727] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:21,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864720854] [2021-06-06 22:07:21,744 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 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 [2021-06-06 22:07:21,818 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 22:07:21,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:07:21,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-06 22:07:21,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:07:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 113 proven. 47 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-06 22:07:21,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864720854] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:21,941 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:07:21,941 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 9 [2021-06-06 22:07:21,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696582365] [2021-06-06 22:07:21,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 22:07:21,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:07:21,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 22:07:21,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2021-06-06 22:07:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:21,942 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:07:21,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:07:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:21,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:07:23,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-06 22:07:23,118 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:07:23,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:07:23,119 INFO L82 PathProgramCache]: Analyzing trace with hash 674354981, now seen corresponding path program 12 times [2021-06-06 22:07:23,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:07:23,119 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740653944] [2021-06-06 22:07:23,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:07:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 8 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:23,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:07:23,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740653944] [2021-06-06 22:07:23,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740653944] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:23,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469638413] [2021-06-06 22:07:23,996 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:07:24,042 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 22:07:24,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:07:24,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 71 conjunts are in the unsatisfiable core [2021-06-06 22:07:24,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:07:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:07:28,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 53 [2021-06-06 22:07:28,147 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:28,169 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:28,172 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 22:07:28,172 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:134, output treesize:64 [2021-06-06 22:07:28,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:07:28,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:07:28,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:07:28,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 26 [2021-06-06 22:07:28,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:28,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:28,446 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:28,447 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:76, output treesize:10 [2021-06-06 22:07:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:28,623 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469638413] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:28,623 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:07:28,623 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 70 [2021-06-06 22:07:28,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737926266] [2021-06-06 22:07:28,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-06-06 22:07:28,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:07:28,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-06-06 22:07:28,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=4545, Unknown=0, NotChecked=0, Total=4830 [2021-06-06 22:07:28,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:28,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:07:28,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 1.9428571428571428) internal successors, (136), 70 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:07:28,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:36,715 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:07:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:07:54,354 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-06 22:07:54,354 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:07:54,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:07:54,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1080942923, now seen corresponding path program 13 times [2021-06-06 22:07:54,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:07:54,355 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766559831] [2021-06-06 22:07:54,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:07:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 8 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:55,355 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:07:55,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766559831] [2021-06-06 22:07:55,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766559831] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:55,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986120074] [2021-06-06 22:07:55,355 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:07:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:07:55,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 71 conjunts are in the unsatisfiable core [2021-06-06 22:07:55,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:07:57,315 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 22:07:57,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 89 treesize of output 53 [2021-06-06 22:07:57,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:57,328 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:57,329 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:57,329 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:115, output treesize:56 [2021-06-06 22:07:57,630 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 22:07:57,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2021-06-06 22:07:57,631 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:07:57,635 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:07:57,636 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:07:57,636 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:10 [2021-06-06 22:07:57,771 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:07:57,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986120074] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:07:57,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:07:57,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37] total 71 [2021-06-06 22:07:57,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540517117] [2021-06-06 22:07:57,772 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 22:07:57,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:07:57,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 22:07:57,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=4687, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 22:07:57,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:07:57,774 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:07:57,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 1.9154929577464788) internal successors, (136), 71 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:07:57,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:57,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:57,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:07:57,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:57,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:07:57,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:13,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:13,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:13,533 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:08:13,533 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:08:13,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:08:13,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1766565177, now seen corresponding path program 14 times [2021-06-06 22:08:13,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:08:13,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251962457] [2021-06-06 22:08:13,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:08:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:08:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 8 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:14,249 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:08:14,249 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251962457] [2021-06-06 22:08:14,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251962457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:14,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443445770] [2021-06-06 22:08:14,250 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:08:14,292 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:08:14,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:08:14,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-06 22:08:14,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:08:15,515 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-06-06 22:08:15,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 41 [2021-06-06 22:08:15,517 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:15,527 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:15,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:15,528 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:94, output treesize:44 [2021-06-06 22:08:15,780 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 22:08:15,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-06 22:08:15,782 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:15,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:15,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:15,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-06 22:08:15,896 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:15,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443445770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:15,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:08:15,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32] total 61 [2021-06-06 22:08:15,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079486388] [2021-06-06 22:08:15,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-06-06 22:08:15,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:08:15,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-06-06 22:08:15,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=248, Invalid=3412, Unknown=0, NotChecked=0, Total=3660 [2021-06-06 22:08:15,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:15,899 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:08:15,899 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 2.19672131147541) internal successors, (134), 61 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) [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:15,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:15,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:25,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:25,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:25,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:08:25,958 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-06-06 22:08:25,958 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:08:25,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:08:25,958 INFO L82 PathProgramCache]: Analyzing trace with hash 381697151, now seen corresponding path program 15 times [2021-06-06 22:08:25,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:08:25,959 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052804618] [2021-06-06 22:08:25,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:08:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:08:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 8 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:26,884 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:08:26,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052804618] [2021-06-06 22:08:26,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052804618] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:26,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479233515] [2021-06-06 22:08:26,885 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:08:26,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 22:08:26,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:08:26,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 76 conjunts are in the unsatisfiable core [2021-06-06 22:08:26,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:08:28,633 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 22:08:28,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 89 treesize of output 53 [2021-06-06 22:08:28,635 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:28,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:28,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:28,646 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:110, output treesize:51 [2021-06-06 22:08:29,109 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 22:08:29,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2021-06-06 22:08:29,111 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:29,116 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:29,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:29,117 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:10 [2021-06-06 22:08:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:29,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479233515] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:29,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:08:29,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37] total 71 [2021-06-06 22:08:29,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279189295] [2021-06-06 22:08:29,237 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 22:08:29,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:08:29,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 22:08:29,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=4664, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 22:08:29,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:29,238 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:08:29,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 1.9154929577464788) internal successors, (136), 71 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:08:29,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:08:29,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:31,694 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-06-06 22:08:41,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:41,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:41,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:08:41,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:08:41,340 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:08:41,341 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:08:41,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:08:41,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1337554097, now seen corresponding path program 16 times [2021-06-06 22:08:41,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:08:41,341 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083961008] [2021-06-06 22:08:41,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:08:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:08:42,588 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:42,588 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:08:42,588 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083961008] [2021-06-06 22:08:42,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083961008] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:42,588 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174674245] [2021-06-06 22:08:42,588 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:08:42,633 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:08:42,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:08:42,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 85 conjunts are in the unsatisfiable core [2021-06-06 22:08:42,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:08:44,611 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-06-06 22:08:45,781 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:08:45,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 67 [2021-06-06 22:08:45,783 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:45,796 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:45,797 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:45,797 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:73 [2021-06-06 22:08:45,991 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:08:45,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 22:08:45,992 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:08:45,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:08:45,997 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:08:45,997 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-06 22:08:46,156 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 8 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:08:46,156 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174674245] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:08:46,156 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:08:46,156 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 82 [2021-06-06 22:08:46,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639932233] [2021-06-06 22:08:46,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-06 22:08:46,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:08:46,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-06 22:08:46,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=6297, Unknown=0, NotChecked=0, Total=6642 [2021-06-06 22:08:46,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:08:46,158 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:08:46,159 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 1.9024390243902438) internal successors, (156), 82 states have internal predecessors, (156), 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) [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:08:46,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:03,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:04,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-06-06 22:09:04,017 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:09:04,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:09:04,017 INFO L82 PathProgramCache]: Analyzing trace with hash -930966155, now seen corresponding path program 17 times [2021-06-06 22:09:04,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:09:04,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684266662] [2021-06-06 22:09:04,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:09:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:09:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 158 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 22:09:05,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:09:05,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684266662] [2021-06-06 22:09:05,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684266662] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:05,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796630446] [2021-06-06 22:09:05,170 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:09:05,221 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 22:09:05,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:09:05,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 87 conjunts are in the unsatisfiable core [2021-06-06 22:09:05,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:09:08,070 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:09:08,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 67 [2021-06-06 22:09:08,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:08,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:08,087 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:08,087 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:142, output treesize:70 [2021-06-06 22:09:08,469 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:09:08,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 22:09:08,470 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:08,474 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:08,474 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:08,474 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-06 22:09:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 8 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:09:08,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796630446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:08,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:09:08,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 43] total 81 [2021-06-06 22:09:08,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948349864] [2021-06-06 22:09:08,619 INFO L462 AbstractCegarLoop]: Interpolant automaton has 81 states [2021-06-06 22:09:08,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:09:08,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2021-06-06 22:09:08,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=342, Invalid=6138, Unknown=0, NotChecked=0, Total=6480 [2021-06-06 22:09:08,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:08,620 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:09:08,621 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 81 states, 81 states have (on average 1.9259259259259258) internal successors, (156), 81 states have internal predecessors, (156), 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) [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:08,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:08,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:08,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:15,963 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:27,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:09:27,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-06-06 22:09:27,726 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:09:27,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:09:27,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1630211927, now seen corresponding path program 18 times [2021-06-06 22:09:27,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:09:27,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656094219] [2021-06-06 22:09:27,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:09:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:09:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:09:29,156 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:09:29,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656094219] [2021-06-06 22:09:29,156 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656094219] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:29,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379788401] [2021-06-06 22:09:29,156 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:09:29,204 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-06 22:09:29,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:09:29,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 94 conjunts are in the unsatisfiable core [2021-06-06 22:09:29,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:09:31,872 INFO L354 Elim1Store]: treesize reduction 180, result has 0.6 percent of original size [2021-06-06 22:09:31,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 115 treesize of output 67 [2021-06-06 22:09:31,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:31,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:31,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:31,890 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:141, output treesize:65 [2021-06-06 22:09:32,459 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:09:32,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 22:09:32,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:32,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:32,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:32,465 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-06 22:09:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 7 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:09:32,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1379788401] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:32,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:09:32,612 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 44] total 83 [2021-06-06 22:09:32,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36241478] [2021-06-06 22:09:32,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-06 22:09:32,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:09:32,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-06 22:09:32,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=6487, Unknown=0, NotChecked=0, Total=6806 [2021-06-06 22:09:32,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:32,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:09:32,615 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.8795180722891567) internal successors, (156), 83 states have internal predecessors, (156), 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) [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:32,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:09:32,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:33,116 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:09:48,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:48,451 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-06-06 22:09:48,452 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:09:48,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:09:48,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1621928091, now seen corresponding path program 19 times [2021-06-06 22:09:48,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:09:48,452 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551952574] [2021-06-06 22:09:48,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:09:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:09:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 9 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:09:49,747 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:09:49,747 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551952574] [2021-06-06 22:09:49,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551952574] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:49,747 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317425878] [2021-06-06 22:09:49,747 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:09:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:09:49,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 85 conjunts are in the unsatisfiable core [2021-06-06 22:09:49,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:09:52,137 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:09:52,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 67 [2021-06-06 22:09:52,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:52,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:52,152 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:52,153 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:132, output treesize:60 [2021-06-06 22:09:52,909 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:09:52,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 22:09:52,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:09:52,914 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:09:52,915 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:09:52,915 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-06 22:09:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 8 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:09:53,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317425878] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:09:53,067 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:09:53,067 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 83 [2021-06-06 22:09:53,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058760950] [2021-06-06 22:09:53,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-06 22:09:53,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:09:53,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-06 22:09:53,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=6488, Unknown=0, NotChecked=0, Total=6806 [2021-06-06 22:09:53,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:09:53,069 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:09:53,069 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.8795180722891567) internal successors, (156), 83 states have internal predecessors, (156), 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) [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:09:53,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:09:53,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:10:09,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-06 22:10:09,652 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:10:09,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:10:09,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1529353787, now seen corresponding path program 20 times [2021-06-06 22:10:09,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:10:09,652 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604410824] [2021-06-06 22:10:09,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:10:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:10:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 191 proven. 104 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-06-06 22:10:09,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:10:09,714 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604410824] [2021-06-06 22:10:09,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604410824] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:10:09,714 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1159973515] [2021-06-06 22:10:09,714 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:10:09,795 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:10:09,795 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:10:09,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 22:10:09,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:10:09,941 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 188 proven. 103 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-06-06 22:10:09,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1159973515] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:10:09,941 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:10:09,941 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 10 [2021-06-06 22:10:09,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292002421] [2021-06-06 22:10:09,942 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 22:10:09,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:10:09,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 22:10:09,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=46, Unknown=0, NotChecked=0, Total=90 [2021-06-06 22:10:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:09,942 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:10:09,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 9.4) internal successors, (94), 10 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) [2021-06-06 22:10:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:09,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:10:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:12,423 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-06-06 22:10:16,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:10:16,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:10:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:10:16,418 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:10:16,418 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:10:16,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:10:16,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1971122855, now seen corresponding path program 21 times [2021-06-06 22:10:16,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:10:16,419 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097371017] [2021-06-06 22:10:16,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:10:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:10:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 10 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:10:18,035 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:10:18,035 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097371017] [2021-06-06 22:10:18,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097371017] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:10:18,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919054843] [2021-06-06 22:10:18,036 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:10:18,089 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 22:10:18,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:10:18,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 102 conjunts are in the unsatisfiable core [2021-06-06 22:10:18,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:10:22,801 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 22:10:22,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 131 treesize of output 79 [2021-06-06 22:10:22,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:10:22,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:10:22,821 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:10:22,821 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:170, output treesize:85 [2021-06-06 22:10:23,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:10:23,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:10:23,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 21 disjoint index pairs (out of 78 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 34 [2021-06-06 22:10:23,405 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:10:23,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:10:23,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:10:23,414 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:97, output treesize:10 [2021-06-06 22:10:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 1 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:10:23,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919054843] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:10:23,651 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:10:23,651 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 49] total 96 [2021-06-06 22:10:23,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581989711] [2021-06-06 22:10:23,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 96 states [2021-06-06 22:10:23,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:10:23,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-06-06 22:10:23,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=8811, Unknown=0, NotChecked=0, Total=9120 [2021-06-06 22:10:23,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:23,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:10:23,653 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 96 states, 96 states have (on average 1.875) internal successors, (180), 96 states have internal predecessors, (180), 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) [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:23,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:10:23,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:32,229 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 51 [2021-06-06 22:10:36,494 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 72 [2021-06-06 22:10:37,448 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-06 22:10:39,405 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-06-06 22:10:39,661 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 22:10:39,932 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2021-06-06 22:10:56,434 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:10:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:10:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:10:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:10:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:10:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:10:59,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:10:59,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:10:59,405 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:10:59,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:10:59,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1917256499, now seen corresponding path program 22 times [2021-06-06 22:10:59,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:10:59,405 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91690875] [2021-06-06 22:10:59,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:10:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:11:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:11:01,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:11:01,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91690875] [2021-06-06 22:11:01,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91690875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:01,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490851452] [2021-06-06 22:11:01,222 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:11:01,273 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:11:01,273 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:11:01,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-06 22:11:01,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:11:05,291 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 22:11:05,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 131 treesize of output 79 [2021-06-06 22:11:05,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:11:05,309 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:11:05,309 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:11:05,309 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:167, output treesize:82 [2021-06-06 22:11:05,816 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-06-06 22:11:05,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 90 treesize of output 34 [2021-06-06 22:11:05,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:11:05,822 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:11:05,822 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:11:05,822 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:93, output treesize:10 [2021-06-06 22:11:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 9 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:11:06,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490851452] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:06,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:11:06,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 49] total 98 [2021-06-06 22:11:06,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417597886] [2021-06-06 22:11:06,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-06 22:11:06,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:11:06,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-06 22:11:06,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=9087, Unknown=0, NotChecked=0, Total=9506 [2021-06-06 22:11:06,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:06,011 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:11:06,011 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.7959183673469388) internal successors, (176), 98 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:11:06,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:11:06,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:16,981 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 69 [2021-06-06 22:11:18,622 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 69 [2021-06-06 22:11:19,506 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-06-06 22:11:21,345 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-06 22:11:21,563 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 69 [2021-06-06 22:11:24,214 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-06-06 22:11:27,389 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 57 [2021-06-06 22:11:36,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:11:36,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:11:36,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:11:36,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:11:36,531 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-06-06 22:11:36,531 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:11:36,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:11:36,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1678465025, now seen corresponding path program 23 times [2021-06-06 22:11:36,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:11:36,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446800367] [2021-06-06 22:11:36,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:11:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:11:38,170 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:11:38,171 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:11:38,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446800367] [2021-06-06 22:11:38,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446800367] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:38,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117227391] [2021-06-06 22:11:38,171 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:11:38,224 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 22:11:38,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:11:38,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-06 22:11:38,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:11:42,152 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 22:11:42,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 131 treesize of output 79 [2021-06-06 22:11:42,154 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:11:42,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:11:42,177 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:11:42,177 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:167, output treesize:82 [2021-06-06 22:11:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:11:43,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:11:43,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 34 [2021-06-06 22:11:43,268 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:11:43,276 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:11:43,277 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:11:43,277 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:97, output treesize:10 [2021-06-06 22:11:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 9 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:11:43,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117227391] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:43,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:11:43,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 49] total 98 [2021-06-06 22:11:43,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112288614] [2021-06-06 22:11:43,483 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-06 22:11:43,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:11:43,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-06 22:11:43,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=389, Invalid=9117, Unknown=0, NotChecked=0, Total=9506 [2021-06-06 22:11:43,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:43,484 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:11:43,484 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.7959183673469388) internal successors, (176), 98 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:43,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:11:43,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:55,857 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 73 [2021-06-06 22:11:56,364 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2021-06-06 22:11:56,882 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 79 [2021-06-06 22:11:57,644 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2021-06-06 22:11:57,895 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-06-06 22:11:59,528 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 77 [2021-06-06 22:12:02,849 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2021-06-06 22:12:03,216 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-06 22:12:03,546 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-06-06 22:12:03,895 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2021-06-06 22:12:04,186 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:12:18,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:12:19,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:12:19,020 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:12:19,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:12:19,021 INFO L82 PathProgramCache]: Analyzing trace with hash 816536531, now seen corresponding path program 24 times [2021-06-06 22:12:19,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:12:19,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224723365] [2021-06-06 22:12:19,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:12:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:12:20,539 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 12 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:12:20,539 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:12:20,539 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224723365] [2021-06-06 22:12:20,539 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224723365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:12:20,539 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250105015] [2021-06-06 22:12:20,539 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:12:20,590 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-06 22:12:20,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:12:20,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 90 conjunts are in the unsatisfiable core [2021-06-06 22:12:20,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:12:23,283 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:12:23,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 109 treesize of output 65 [2021-06-06 22:12:23,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:12:23,298 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:12:23,298 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:12:23,298 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:135, output treesize:63 [2021-06-06 22:12:23,994 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-06 22:12:23,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-06 22:12:23,995 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:12:23,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:12:23,999 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:12:23,999 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-06 22:12:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 2 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:12:24,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250105015] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:12:24,156 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:12:24,156 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 45] total 88 [2021-06-06 22:12:24,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000402806] [2021-06-06 22:12:24,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 88 states [2021-06-06 22:12:24,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:12:24,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-06-06 22:12:24,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=7290, Unknown=0, NotChecked=0, Total=7656 [2021-06-06 22:12:24,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:12:24,157 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:12:24,158 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 88 states, 88 states have (on average 1.9772727272727273) internal successors, (174), 88 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:12:24,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:12:24,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:12:32,302 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2021-06-06 22:12:37,498 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2021-06-06 22:12:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:49,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:12:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:12:49,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:12:49,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable61 [2021-06-06 22:12:49,633 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:12:49,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:12:49,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1431182245, now seen corresponding path program 25 times [2021-06-06 22:12:49,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:12:49,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610102297] [2021-06-06 22:12:49,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:12:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:12:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:12:52,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:12:52,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610102297] [2021-06-06 22:12:52,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610102297] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:12:52,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254651786] [2021-06-06 22:12:52,482 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:12:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:12:52,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-06 22:12:52,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:12:56,749 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 22:12:56,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 129 treesize of output 77 [2021-06-06 22:12:56,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:12:56,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:12:56,766 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:12:56,766 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:150, output treesize:65 [2021-06-06 22:12:58,012 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-06-06 22:12:58,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 90 treesize of output 34 [2021-06-06 22:12:58,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:12:58,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:12:58,019 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:12:58,019 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:93, output treesize:10 [2021-06-06 22:12:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 9 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:12:58,230 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254651786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:12:58,230 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:12:58,230 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 49] total 99 [2021-06-06 22:12:58,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168984601] [2021-06-06 22:12:58,230 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-06 22:12:58,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:12:58,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-06 22:12:58,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=9325, Unknown=0, NotChecked=0, Total=9702 [2021-06-06 22:12:58,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:12:58,232 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:12:58,232 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 1.7777777777777777) internal successors, (176), 99 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:12:58,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:12:58,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:12:58,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:12:58,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:13:09,001 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-06-06 22:13:23,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:13:23,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:13:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:23,409 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:13:23,410 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:13:23,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:13:23,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1323952241, now seen corresponding path program 26 times [2021-06-06 22:13:23,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:13:23,410 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085386320] [2021-06-06 22:13:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:13:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:13:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 237 proven. 139 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-06-06 22:13:23,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:13:23,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085386320] [2021-06-06 22:13:23,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085386320] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:13:23,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847869888] [2021-06-06 22:13:23,481 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:13:23,564 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:13:23,564 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:13:23,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-06 22:13:23,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:13:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 234 proven. 138 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-06-06 22:13:23,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847869888] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:13:23,723 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:13:23,723 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 11 [2021-06-06 22:13:23,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524140987] [2021-06-06 22:13:23,723 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 22:13:23,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:13:23,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 22:13:23,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=56, Unknown=0, NotChecked=0, Total=110 [2021-06-06 22:13:23,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:13:23,724 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:13:23,724 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 11 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) [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:13:23,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:23,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:13:33,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:33,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:33,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:13:33,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:13:33,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:33,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:13:33,615 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-06-06 22:13:33,615 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:13:33,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:13:33,616 INFO L82 PathProgramCache]: Analyzing trace with hash -248027269, now seen corresponding path program 27 times [2021-06-06 22:13:33,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:13:33,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771567376] [2021-06-06 22:13:33,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:13:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:13:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 11 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:13:35,954 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:13:35,954 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771567376] [2021-06-06 22:13:35,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771567376] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:13:35,954 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83264901] [2021-06-06 22:13:35,954 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:13:36,009 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 22:13:36,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:13:36,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 115 conjunts are in the unsatisfiable core [2021-06-06 22:13:36,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:13:41,997 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:13:41,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 151 treesize of output 91 [2021-06-06 22:13:41,999 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:13:42,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:13:42,017 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:13:42,017 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:195, output treesize:97 [2021-06-06 22:13:42,341 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:13:42,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 38 [2021-06-06 22:13:42,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:13:42,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:13:42,347 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:13:42,348 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:101, output treesize:10 [2021-06-06 22:13:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:13:42,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83264901] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:13:42,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:13:42,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 55] total 110 [2021-06-06 22:13:42,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549331129] [2021-06-06 22:13:42,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 110 states [2021-06-06 22:13:42,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:13:42,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2021-06-06 22:13:42,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=455, Invalid=11535, Unknown=0, NotChecked=0, Total=11990 [2021-06-06 22:13:42,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:13:42,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:13:42,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 110 states, 110 states have (on average 1.8181818181818181) internal successors, (200), 110 states have internal predecessors, (200), 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) [2021-06-06 22:13:42,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:42,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:13:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:13:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:13:57,838 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-06-06 22:13:58,133 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2021-06-06 22:13:59,128 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 73 [2021-06-06 22:14:00,106 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2021-06-06 22:14:00,894 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 72 [2021-06-06 22:14:01,134 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 79 [2021-06-06 22:14:01,353 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2021-06-06 22:14:01,620 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2021-06-06 22:14:02,221 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2021-06-06 22:14:02,489 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-06-06 22:14:02,787 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2021-06-06 22:14:05,394 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 70 [2021-06-06 22:14:05,731 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 77 [2021-06-06 22:14:06,442 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 69 [2021-06-06 22:14:06,688 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-06-06 22:14:07,120 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-06-06 22:14:07,386 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2021-06-06 22:14:22,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:14:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:14:22,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:14:22,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-06-06 22:14:22,937 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:14:22,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:14:22,937 INFO L82 PathProgramCache]: Analyzing trace with hash 158560673, now seen corresponding path program 28 times [2021-06-06 22:14:22,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:14:22,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978579736] [2021-06-06 22:14:22,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:14:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:14:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 11 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:14:24,985 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:14:24,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978579736] [2021-06-06 22:14:24,985 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978579736] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:14:24,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532497264] [2021-06-06 22:14:24,985 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:14:25,036 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:14:25,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:14:25,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 113 conjunts are in the unsatisfiable core [2021-06-06 22:14:25,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:14:30,790 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:14:30,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 149 treesize of output 89 [2021-06-06 22:14:30,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:14:30,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:14:30,811 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:14:30,812 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:190, output treesize:92 [2021-06-06 22:14:31,457 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:14:31,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 38 [2021-06-06 22:14:31,459 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:14:31,463 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:14:31,464 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:14:31,464 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:101, output treesize:10 [2021-06-06 22:14:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 10 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:14:31,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532497264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:14:31,690 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:14:31,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 55] total 109 [2021-06-06 22:14:31,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071901044] [2021-06-06 22:14:31,691 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-06-06 22:14:31,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:14:31,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-06-06 22:14:31,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=405, Invalid=11367, Unknown=0, NotChecked=0, Total=11772 [2021-06-06 22:14:31,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:14:31,692 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:14:31,692 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 1.798165137614679) internal successors, (196), 109 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) [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:14:31,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:14:31,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:14:44,220 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 60 [2021-06-06 22:14:45,967 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 63 [2021-06-06 22:14:46,406 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2021-06-06 22:14:46,705 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 22:14:47,008 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2021-06-06 22:14:47,378 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2021-06-06 22:14:47,888 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 66 [2021-06-06 22:14:48,125 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2021-06-06 22:14:48,366 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 22:14:48,637 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 71 [2021-06-06 22:14:49,001 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 22:14:49,232 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 73 [2021-06-06 22:14:49,472 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2021-06-06 22:14:49,746 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-06-06 22:14:50,096 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2021-06-06 22:14:50,344 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 79 [2021-06-06 22:14:50,587 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 78 [2021-06-06 22:14:50,864 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2021-06-06 22:14:51,234 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 79 [2021-06-06 22:14:51,511 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 82 [2021-06-06 22:14:54,163 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 70 [2021-06-06 22:14:54,505 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-06-06 22:14:55,402 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2021-06-06 22:14:55,676 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2021-06-06 22:14:56,766 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2021-06-06 22:14:57,032 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2021-06-06 22:15:01,962 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 60 [2021-06-06 22:15:02,352 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 68 [2021-06-06 22:15:12,293 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:15:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:15:13,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:15:13,995 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:15:13,996 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:15:13,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:15:13,996 INFO L82 PathProgramCache]: Analyzing trace with hash -540685099, now seen corresponding path program 29 times [2021-06-06 22:15:13,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:15:13,996 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784727650] [2021-06-06 22:15:13,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:15:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:15:16,140 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 11 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:15:16,140 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:15:16,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784727650] [2021-06-06 22:15:16,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784727650] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:15:16,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [416564241] [2021-06-06 22:15:16,140 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:15:16,203 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 22:15:16,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:15:16,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 117 conjunts are in the unsatisfiable core [2021-06-06 22:15:16,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:15:21,671 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:15:21,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 149 treesize of output 89 [2021-06-06 22:15:21,673 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:15:21,690 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:15:21,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:15:21,691 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:185, output treesize:87 [2021-06-06 22:15:22,736 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:15:22,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 38 [2021-06-06 22:15:22,738 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:15:22,741 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:15:22,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:15:22,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:101, output treesize:10 [2021-06-06 22:15:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:15:22,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [416564241] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:15:22,969 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:15:22,969 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 55] total 110 [2021-06-06 22:15:22,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098782962] [2021-06-06 22:15:22,970 INFO L462 AbstractCegarLoop]: Interpolant automaton has 110 states [2021-06-06 22:15:22,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:15:22,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2021-06-06 22:15:22,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=11580, Unknown=0, NotChecked=0, Total=11990 [2021-06-06 22:15:22,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:15:22,971 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:15:22,971 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 110 states, 110 states have (on average 1.8181818181818181) internal successors, (200), 110 states have internal predecessors, (200), 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) [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:15:22,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:15:22,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:15:28,491 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2021-06-06 22:15:36,560 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2021-06-06 22:15:36,994 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 68 [2021-06-06 22:15:37,319 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2021-06-06 22:15:37,642 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 22:15:38,032 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 69 [2021-06-06 22:15:38,505 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 70 [2021-06-06 22:15:38,749 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 73 [2021-06-06 22:15:38,994 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 72 [2021-06-06 22:15:39,277 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2021-06-06 22:15:39,650 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2021-06-06 22:15:39,899 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 77 [2021-06-06 22:15:40,147 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 76 [2021-06-06 22:15:40,442 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2021-06-06 22:15:40,936 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-06 22:15:41,196 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2021-06-06 22:15:42,110 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2021-06-06 22:15:42,404 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2021-06-06 22:15:44,502 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2021-06-06 22:15:44,777 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2021-06-06 22:15:46,824 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2021-06-06 22:16:02,670 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2021-06-06 22:16:04,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:16:04,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:16:04,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:04,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:16:04,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:16:04,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:16:04,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:16:04,626 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:16:04,627 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:16:04,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:16:04,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1583512377, now seen corresponding path program 30 times [2021-06-06 22:16:04,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:16:04,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169302589] [2021-06-06 22:16:04,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:16:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:16:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 11 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:16:07,086 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:16:07,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169302589] [2021-06-06 22:16:07,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169302589] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:16:07,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058577819] [2021-06-06 22:16:07,086 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:16:07,158 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-06 22:16:07,158 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:16:07,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 119 conjunts are in the unsatisfiable core [2021-06-06 22:16:07,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:16:11,900 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-06-06 22:16:12,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:12,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:12,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 91 [2021-06-06 22:16:12,652 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:16:12,679 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:16:12,680 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:16:12,680 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:198, output treesize:89 [2021-06-06 22:16:14,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:16:14,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:16:14,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 28 disjoint index pairs (out of 91 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 38 [2021-06-06 22:16:14,407 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:16:14,413 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:16:14,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:16:14,414 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:109, output treesize:10 [2021-06-06 22:16:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:16:14,655 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058577819] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:16:14,655 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:16:14,655 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 55] total 111 [2021-06-06 22:16:14,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072390012] [2021-06-06 22:16:14,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 111 states [2021-06-06 22:16:14,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:16:14,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2021-06-06 22:16:14,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=412, Invalid=11798, Unknown=0, NotChecked=0, Total=12210 [2021-06-06 22:16:14,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:16:14,656 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:16:14,656 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 111 states, 111 states have (on average 1.8018018018018018) internal successors, (200), 111 states have internal predecessors, (200), 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) [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:16:14,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:14,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:16:14,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:16:14,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:16:14,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:16:14,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:16:26,625 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2021-06-06 22:16:28,032 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2021-06-06 22:16:28,342 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 83 [2021-06-06 22:16:28,665 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 82 [2021-06-06 22:16:29,390 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2021-06-06 22:16:30,481 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 87 [2021-06-06 22:16:30,904 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 94 [2021-06-06 22:16:33,348 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 79 [2021-06-06 22:16:33,642 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2021-06-06 22:16:42,544 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-06-06 22:16:43,217 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-06-06 22:16:43,468 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-06-06 22:16:43,708 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2021-06-06 22:16:43,968 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-06-06 22:16:44,367 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-06-06 22:16:44,640 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-06-06 22:16:44,915 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-06-06 22:16:55,213 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:16:57,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:16:57,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:16:57,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-06-06 22:16:57,842 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:16:57,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:16:57,842 INFO L82 PathProgramCache]: Analyzing trace with hash 794622999, now seen corresponding path program 31 times [2021-06-06 22:16:57,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:16:57,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822047165] [2021-06-06 22:16:57,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:16:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:16:58,570 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 33 [2021-06-06 22:16:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 11 proven. 271 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:16:59,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:16:59,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822047165] [2021-06-06 22:16:59,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822047165] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:16:59,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197661864] [2021-06-06 22:16:59,989 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:17:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:17:00,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 104 conjunts are in the unsatisfiable core [2021-06-06 22:17:00,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:17:03,781 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-06-06 22:17:03,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 135 treesize of output 79 [2021-06-06 22:17:03,784 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:17:03,805 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:17:03,806 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:17:03,806 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:161, output treesize:72 [2021-06-06 22:17:04,815 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-06 22:17:04,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 34 [2021-06-06 22:17:04,817 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:17:04,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:17:04,821 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:17:04,821 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:10 [2021-06-06 22:17:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 10 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:17:04,992 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197661864] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:17:04,992 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:17:04,992 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 50] total 101 [2021-06-06 22:17:04,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321336505] [2021-06-06 22:17:04,993 INFO L462 AbstractCegarLoop]: Interpolant automaton has 101 states [2021-06-06 22:17:04,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:17:04,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-06-06 22:17:04,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=416, Invalid=9684, Unknown=0, NotChecked=0, Total=10100 [2021-06-06 22:17:04,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:17:04,994 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:17:04,994 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 101 states, 101 states have (on average 1.881188118811881) internal successors, (190), 101 states have internal predecessors, (190), 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) [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:04,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:17:04,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:17:15,147 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 78 [2021-06-06 22:17:18,077 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-06-06 22:17:18,343 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-06 22:17:19,282 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-06-06 22:17:22,467 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-06-06 22:17:26,777 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:17:31,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:17:31,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:17:31,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-06-06 22:17:32,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable80 [2021-06-06 22:17:32,193 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:17:32,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:17:32,194 INFO L82 PathProgramCache]: Analyzing trace with hash 644634927, now seen corresponding path program 32 times [2021-06-06 22:17:32,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:17:32,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110798974] [2021-06-06 22:17:32,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:17:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:17:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 11 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:17:34,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:17:34,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110798974] [2021-06-06 22:17:34,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110798974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:17:34,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718287542] [2021-06-06 22:17:34,494 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 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 [2021-06-06 22:17:34,545 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:17:34,546 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:17:34,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 113 conjunts are in the unsatisfiable core [2021-06-06 22:17:34,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:17:39,129 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:17:39,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 149 treesize of output 89 [2021-06-06 22:17:39,131 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:17:39,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:17:39,148 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:17:39,148 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:175, output treesize:77 [2021-06-06 22:17:40,651 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-06 22:17:40,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 38 [2021-06-06 22:17:40,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:17:40,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:17:40,657 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:17:40,657 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:101, output treesize:10 [2021-06-06 22:17:40,880 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 2 proven. 302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:17:40,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718287542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:17:40,880 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:17:40,880 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 55] total 111 [2021-06-06 22:17:40,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440256856] [2021-06-06 22:17:40,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 111 states [2021-06-06 22:17:40,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:17:40,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2021-06-06 22:17:40,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=405, Invalid=11805, Unknown=0, NotChecked=0, Total=12210 [2021-06-06 22:17:40,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:17:40,881 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:17:40,881 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 111 states, 111 states have (on average 1.8018018018018018) internal successors, (200), 111 states have internal predecessors, (200), 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) [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:17:40,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-06-06 22:17:40,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:17:43,709 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2021-06-06 22:17:53,314 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2021-06-06 22:17:53,546 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-06 22:17:53,864 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 83 [2021-06-06 22:17:54,140 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2021-06-06 22:17:56,208 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 77 [2021-06-06 22:17:56,488 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-06 22:17:56,873 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2021-06-06 22:17:57,195 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 89 [2021-06-06 22:17:58,227 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2021-06-06 22:18:14,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:14,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:14,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:18:14,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-06-06 22:18:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:18:15,208 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:18:15,209 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:18:15,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:18:15,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1511878309, now seen corresponding path program 33 times [2021-06-06 22:18:15,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:18:15,209 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674926607] [2021-06-06 22:18:15,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:18:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:18:15,713 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-06-06 22:18:18,652 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 12 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:18:18,653 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:18:18,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674926607] [2021-06-06 22:18:18,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674926607] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:18:18,653 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263617634] [2021-06-06 22:18:18,653 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 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 [2021-06-06 22:18:18,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-06 22:18:18,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:18:18,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 131 conjunts are in the unsatisfiable core [2021-06-06 22:18:18,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:18:28,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:28,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:28,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 103 [2021-06-06 22:18:28,741 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:18:28,776 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:18:28,777 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:18:28,777 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:236, output treesize:114 [2021-06-06 22:18:29,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 22:18:29,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 22:18:29,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 36 disjoint index pairs (out of 136 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 42 [2021-06-06 22:18:29,358 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 22:18:29,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 22:18:29,365 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 22:18:29,365 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:121, output treesize:10 [2021-06-06 22:18:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 10 proven. 377 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:18:29,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263617634] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:18:29,633 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:18:29,633 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 61] total 122 [2021-06-06 22:18:29,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60659176] [2021-06-06 22:18:29,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 122 states [2021-06-06 22:18:29,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:18:29,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2021-06-06 22:18:29,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=14233, Unknown=0, NotChecked=0, Total=14762 [2021-06-06 22:18:29,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:18:29,634 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:18:29,635 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 122 states, 122 states have (on average 1.7704918032786885) internal successors, (216), 122 states have internal predecessors, (216), 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) [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-06-06 22:18:29,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 22:18:29,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2021-06-06 22:18:29,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 22:18:29,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:18:42,230 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2021-06-06 22:18:49,227 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 22:18:49,561 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2021-06-06 22:18:49,824 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2021-06-06 22:18:50,116 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 77 [2021-06-06 22:18:50,520 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 77 [2021-06-06 22:18:51,346 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 73 [2021-06-06 22:18:52,075 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 73 [2021-06-06 22:18:52,499 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 85 [2021-06-06 22:18:53,555 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 86 [2021-06-06 22:18:54,012 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 93 [2021-06-06 22:18:54,484 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-06-06 22:18:54,996 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 92 [2021-06-06 22:18:55,685 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2021-06-06 22:18:56,109 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 98 [2021-06-06 22:18:56,499 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 97 Received shutdown request... [2021-06-06 22:18:56,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86 [2021-06-06 22:18:56,921 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 22:18:56,953 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 22:18:56,954 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 22:18:56,955 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 10:18:56 BasicIcfg [2021-06-06 22:18:56,955 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 22:18:56,955 INFO L168 Benchmark]: Toolchain (without parser) took 742101.68 ms. Allocated memory was 377.5 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 356.9 MB in the beginning and 549.9 MB in the end (delta: -193.0 MB). Peak memory consumption was 2.0 GB. Max. memory is 16.0 GB. [2021-06-06 22:18:56,955 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 377.5 MB. Free memory was 358.1 MB in the beginning and 358.1 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 22:18:56,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.67 ms. Allocated memory is still 377.5 MB. Free memory was 356.8 MB in the beginning and 355.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 22:18:56,955 INFO L168 Benchmark]: Boogie Preprocessor took 21.58 ms. Allocated memory is still 377.5 MB. Free memory was 355.4 MB in the beginning and 354.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 22:18:56,955 INFO L168 Benchmark]: RCFGBuilder took 365.81 ms. Allocated memory is still 377.5 MB. Free memory was 354.3 MB in the beginning and 339.0 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 22:18:56,956 INFO L168 Benchmark]: TraceAbstraction took 741683.87 ms. Allocated memory was 377.5 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 338.5 MB in the beginning and 549.9 MB in the end (delta: -211.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. [2021-06-06 22:18:56,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 377.5 MB. Free memory was 358.1 MB in the beginning and 358.1 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 25.67 ms. Allocated memory is still 377.5 MB. Free memory was 356.8 MB in the beginning and 355.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 21.58 ms. Allocated memory is still 377.5 MB. Free memory was 355.4 MB in the beginning and 354.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 365.81 ms. Allocated memory is still 377.5 MB. Free memory was 354.3 MB in the beginning and 339.0 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 741683.87 ms. Allocated memory was 377.5 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 338.5 MB in the beginning and 549.9 MB in the end (delta: -211.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3542570, positive: 3242732, positive conditional: 3242732, positive unconditional: 0, negative: 299838, negative conditional: 299838, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3283148, positive: 3242732, positive conditional: 3242732, positive unconditional: 0, negative: 40416, negative conditional: 40416, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3283148, positive: 3206735, positive conditional: 0, positive unconditional: 3206735, negative: 76413, negative conditional: 0, negative unconditional: 76413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 242, positive: 228, positive conditional: 0, positive unconditional: 228, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 242, positive: 227, positive conditional: 0, positive unconditional: 227, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3283148, positive: 3206507, positive conditional: 0, positive unconditional: 3206507, negative: 76399, negative conditional: 0, negative unconditional: 76399, unknown: 242, unknown conditional: 0, unknown unconditional: 242] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846, SemanticConditionEliminator.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1497821, positive: 35997, positive conditional: 35997, positive unconditional: 0, negative: 1461824, negative conditional: 261978, negative unconditional: 1199846, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1069, positive: 123, positive conditional: 122, positive unconditional: 1, negative: 946, negative conditional: 932, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1833, positive: 183, positive conditional: 181, positive unconditional: 2, negative: 1650, negative conditional: 1570, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1497821, positive: 35875, positive conditional: 35875, positive unconditional: 0, negative: 1460892, negative conditional: 261046, negative unconditional: 1199846, unknown: 1054, unknown conditional: 1054, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1296, Positive cache size: 350, Positive conditional cache size: 122, Positive unconditional cache size: 228, Negative cache size: 946, Negative conditional cache size: 932, Negative unconditional cache size: 14, Eliminated conditions: 1199846 ], Maximal queried relation: 37, Independence queries for same thread: 259422 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 224 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 61 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 741559.7ms, OverallIterations: 37, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.1ms, PartialOrderReductionTime: 586987.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3499, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 324.2ms SsaConstructionTime, 1767.6ms SatisfiabilityAnalysisTime, 144607.5ms InterpolantComputationTime, 5504 NumberOfCodeBlocks, 5504 NumberOfCodeBlocksAsserted, 160 NumberOfCheckSat, 5434 ConstructedInterpolants, 121 QuantifiedInterpolants, 192857 SizeOfPredicates, 476 NumberOfNonLiveVariables, 7460 ConjunctsInSsa, 2268 ConjunctsInUnsatCore, 70 InterpolantComputations, 5 PerfectInterpolantSequences, 2023/11707 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown