/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 00:21:09,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 00:21:09,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 00:21:09,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 00:21:09,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 00:21:09,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 00:21:09,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 00:21:09,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 00:21:09,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 00:21:09,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 00:21:09,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 00:21:09,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 00:21:09,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 00:21:09,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 00:21:09,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 00:21:09,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 00:21:09,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 00:21:09,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf [2021-06-17 00:21:09,453 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 00:21:09,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 00:21:09,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 00:21:09,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 00:21:09,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 00:21:09,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 00:21:09,455 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 00:21:09,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 00:21:09,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 00:21:09,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 00:21:09,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 00:21:09,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 00:21:09,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 00:21:09,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 00:21:09,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 00:21:09,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 00:21:09,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 00:21:09,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 00:21:09,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 00:21:09,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 00:21:09,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 00:21:09,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 00:21:09,460 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-17 00:21:09,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 00:21:09,460 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 00:21:09,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 00:21:09,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 00:21:09,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 00:21:09,741 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 00:21:09,742 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 00:21:09,743 INFO L432 ainManager$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 [2021-06-17 00:21:09,743 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl' [2021-06-17 00:21:09,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 00:21:09,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 00:21:09,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 00:21:09,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 00:21:09,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 00:21:09,781 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 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,787 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 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 00:21:09,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 00:21:09,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 00:21:09,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 00:21:09,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/1) ... [2021-06-17 00:21:09,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 00:21:09,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 00:21:09,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 00:21:09,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 00:21:09,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (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 [2021-06-17 00:21:09,881 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 00:21:09,881 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 00:21:09,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 00:21:09,882 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 00:21:09,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 00:21:09,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 00:21:09,882 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 00:21:09,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 00:21:09,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 00:21:09,882 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-17 00:21:09,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-17 00:21:09,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-17 00:21:09,883 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-17 00:21:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-17 00:21:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-17 00:21:09,884 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 00:21:10,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 00:21:10,090 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 00:21:10,092 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:21:10 BoogieIcfgContainer [2021-06-17 00:21:10,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 00:21:10,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 00:21:10,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 00:21:10,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 00:21:10,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 12:21:09" (1/2) ... [2021-06-17 00:21:10,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4426312b and model type prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:21:10, skipping insertion in model container [2021-06-17 00:21:10,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:21:10" (2/2) ... [2021-06-17 00:21:10,097 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons3.wvr.bpl [2021-06-17 00:21:10,100 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 00:21:10,100 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 00:21:10,101 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 00:21:10,101 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 00:21:10,181 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-17 00:21:10,196 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 [2021-06-17 00:21:10,227 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 00:21:10,228 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 00:21:10,228 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 00:21:10,228 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 00:21:10,228 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 00:21:10,228 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 00:21:10,228 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 00:21:10,228 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 00:21:10,321 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:10,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:10,324 INFO L82 PathProgramCache]: Analyzing trace with hash 987869667, now seen corresponding path program 1 times [2021-06-17 00:21:10,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:10,333 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354918826] [2021-06-17 00:21:10,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-17 00:21:10,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:10,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354918826] [2021-06-17 00:21:10,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354918826] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 00:21:10,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 00:21:10,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 00:21:10,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160934163] [2021-06-17 00:21:10,432 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 00:21:10,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:10,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 00:21:10,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 00:21:10,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,442 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:10,443 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-06-17 00:21:10,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,459 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 00:21:10,459 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:10,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:10,460 INFO L82 PathProgramCache]: Analyzing trace with hash 629865913, now seen corresponding path program 2 times [2021-06-17 00:21:10,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:10,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466909816] [2021-06-17 00:21:10,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-17 00:21:10,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:10,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466909816] [2021-06-17 00:21:10,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466909816] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 00:21:10,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 00:21:10,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 00:21:10,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213287428] [2021-06-17 00:21:10,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 00:21:10,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:10,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 00:21:10,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 00:21:10,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:10,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-06-17 00:21:10,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,594 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 00:21:10,594 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:10,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:10,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1262063989, now seen corresponding path program 3 times [2021-06-17 00:21:10,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:10,596 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244793856] [2021-06-17 00:21:10,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:10,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:10,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:10,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244793856] [2021-06-17 00:21:10,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244793856] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 00:21:10,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 00:21:10,668 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-17 00:21:10,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026183792] [2021-06-17 00:21:10,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-17 00:21:10,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:10,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-17 00:21:10,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-17 00:21:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:10,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 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) [2021-06-17 00:21:10,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:10,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:10,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:10,842 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 00:21:10,842 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:10,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:10,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1816256261, now seen corresponding path program 1 times [2021-06-17 00:21:10,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:10,844 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292790211] [2021-06-17 00:21:10,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:11,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:11,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292790211] [2021-06-17 00:21:11,069 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292790211] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:11,070 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797198630] [2021-06-17 00:21:11,070 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 [2021-06-17 00:21:11,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:11,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-17 00:21:11,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:11,347 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 [2021-06-17 00:21:11,349 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:11,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:11,356 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:11,358 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13 [2021-06-17 00:21:11,465 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 [2021-06-17 00:21:11,466 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:11,471 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:11,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:11,472 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2021-06-17 00:21:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:11,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797198630] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:11,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:11,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 25 [2021-06-17 00:21:11,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851626028] [2021-06-17 00:21:11,638 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-17 00:21:11,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:11,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-17 00:21:11,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=513, Unknown=0, NotChecked=0, Total=600 [2021-06-17 00:21:11,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:11,639 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:11,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.6) internal successors, (65), 25 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 00:21:11,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:11,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:11,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:11,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:12,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:12,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:12,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:12,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:21:12,829 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:12,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:12,829 INFO L82 PathProgramCache]: Analyzing trace with hash 903742934, now seen corresponding path program 2 times [2021-06-17 00:21:12,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:12,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579995073] [2021-06-17 00:21:12,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-17 00:21:12,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:12,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579995073] [2021-06-17 00:21:12,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579995073] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:12,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825358990] [2021-06-17 00:21:12,869 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-06-17 00:21:12,919 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 00:21:12,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:21:12,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-17 00:21:12,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-17 00:21:12,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825358990] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:12,983 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:12,983 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-06-17 00:21:12,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130262091] [2021-06-17 00:21:12,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-17 00:21:12,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:12,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-17 00:21:12,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-17 00:21:12,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:12,986 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:12,986 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 00:21:12,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:12,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:12,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:12,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:12,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:13,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:13,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:13,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:21:13,366 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:13,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:13,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1542597438, now seen corresponding path program 3 times [2021-06-17 00:21:13,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:13,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125574225] [2021-06-17 00:21:13,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:13,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:13,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125574225] [2021-06-17 00:21:13,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125574225] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:13,848 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962346023] [2021-06-17 00:21:13,848 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 [2021-06-17 00:21:13,905 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-17 00:21:13,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:21:13,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-17 00:21:13,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:14,426 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-17 00:21:14,426 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 [2021-06-17 00:21:14,429 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:14,436 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:14,436 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:14,437 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:46, output treesize:26 [2021-06-17 00:21:14,636 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-17 00:21:14,636 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 [2021-06-17 00:21:14,638 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:14,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:14,644 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:14,644 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:10 [2021-06-17 00:21:14,735 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:14,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962346023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:14,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:14,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 42 [2021-06-17 00:21:14,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931062632] [2021-06-17 00:21:14,736 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-17 00:21:14,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:14,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-17 00:21:14,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1547, Unknown=0, NotChecked=0, Total=1722 [2021-06-17 00:21:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:14,737 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:14,737 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.4523809523809526) internal successors, (103), 42 states have internal predecessors, (103), 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) [2021-06-17 00:21:14,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:14,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:14,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:14,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:14,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:14,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:19,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:21:19,736 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:19,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:19,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1937816667, now seen corresponding path program 4 times [2021-06-17 00:21:19,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:19,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401459563] [2021-06-17 00:21:19,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:20,414 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 10 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:20,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:20,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401459563] [2021-06-17 00:21:20,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401459563] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:20,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822639614] [2021-06-17 00:21:20,415 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 [2021-06-17 00:21:20,458 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 00:21:20,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:21:20,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-17 00:21:20,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:21,493 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-06-17 00:21:21,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 31 [2021-06-17 00:21:21,496 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:21,504 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:21,507 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:21,507 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:39 [2021-06-17 00:21:21,743 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-17 00:21:21,744 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 [2021-06-17 00:21:21,746 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:21,751 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:21,751 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:21,752 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:10 [2021-06-17 00:21:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 10 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:21,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822639614] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:21,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:21,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 31] total 54 [2021-06-17 00:21:21,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538510289] [2021-06-17 00:21:21,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-17 00:21:21,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:21,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-17 00:21:21,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=2636, Unknown=0, NotChecked=0, Total=2862 [2021-06-17 00:21:21,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:21,868 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:21,868 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.1666666666666665) internal successors, (117), 54 states have internal predecessors, (117), 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) [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:21,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:30,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:21:30,682 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-06-17 00:21:30,683 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:30,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:30,683 INFO L82 PathProgramCache]: Analyzing trace with hash 339036830, now seen corresponding path program 5 times [2021-06-17 00:21:30,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:30,683 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460422019] [2021-06-17 00:21:30,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 13 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:31,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:31,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460422019] [2021-06-17 00:21:31,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460422019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:31,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984262972] [2021-06-17 00:21:31,657 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 [2021-06-17 00:21:31,708 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-17 00:21:31,709 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:21:31,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 64 conjunts are in the unsatisfiable core [2021-06-17 00:21:31,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:33,373 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-17 00:21:33,373 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 71 treesize of output 43 [2021-06-17 00:21:33,375 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:33,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:33,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:33,385 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:97, output treesize:51 [2021-06-17 00:21:33,650 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-17 00:21:33,650 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 [2021-06-17 00:21:33,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:33,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:33,659 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:33,659 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-17 00:21:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 13 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:33,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984262972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:33,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:33,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 69 [2021-06-17 00:21:33,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393012104] [2021-06-17 00:21:33,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-17 00:21:33,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:33,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-17 00:21:33,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=4388, Unknown=0, NotChecked=0, Total=4692 [2021-06-17 00:21:33,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:33,775 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:33,775 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 2.028985507246377) internal successors, (140), 69 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:21:33,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:43,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:43,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:43,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:21:43,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:21:44,121 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:21:44,122 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:21:44,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:21:44,122 INFO L82 PathProgramCache]: Analyzing trace with hash 665985093, now seen corresponding path program 6 times [2021-06-17 00:21:44,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:21:44,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978171548] [2021-06-17 00:21:44,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:21:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:21:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 236 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-17 00:21:45,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:21:45,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978171548] [2021-06-17 00:21:45,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978171548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:45,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99366882] [2021-06-17 00:21:45,407 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 [2021-06-17 00:21:45,458 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-06-17 00:21:45,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:21:45,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 77 conjunts are in the unsatisfiable core [2021-06-17 00:21:45,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:21:47,959 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-17 00:21:47,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 55 [2021-06-17 00:21:47,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:47,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:47,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:47,974 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:122, output treesize:63 [2021-06-17 00:21:48,332 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-17 00:21:48,332 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 [2021-06-17 00:21:48,334 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:21:48,338 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:21:48,338 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:21:48,339 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:10 [2021-06-17 00:21:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:21:48,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99366882] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:21:48,496 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:21:48,496 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43] total 82 [2021-06-17 00:21:48,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627999619] [2021-06-17 00:21:48,496 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-06-17 00:21:48,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:21:48,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-06-17 00:21:48,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=6305, Unknown=0, NotChecked=0, Total=6642 [2021-06-17 00:21:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:21:48,498 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:21:48,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 2.158536585365854) internal successors, (177), 82 states have internal predecessors, (177), 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) [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:21:48,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:21:48,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:21:48,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:21:48,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:22:17,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:22:17,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:22:17,776 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-17 00:22:17,777 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:22:17,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:22:17,777 INFO L82 PathProgramCache]: Analyzing trace with hash 2116415998, now seen corresponding path program 7 times [2021-06-17 00:22:17,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:22:17,777 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837673605] [2021-06-17 00:22:17,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:22:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:22:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 19 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:22:19,256 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:22:19,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837673605] [2021-06-17 00:22:19,256 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837673605] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:22:19,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865007786] [2021-06-17 00:22:19,257 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 [2021-06-17 00:22:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:22:19,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 106 conjunts are in the unsatisfiable core [2021-06-17 00:22:19,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:22:23,745 INFO L354 Elim1Store]: treesize reduction 180, result has 0.6 percent of original size [2021-06-17 00:22:23,745 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 [2021-06-17 00:22:23,747 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:22:23,760 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:22:23,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:22:23,760 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:151, output treesize:75 [2021-06-17 00:22:24,191 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-17 00:22:24,192 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 [2021-06-17 00:22:24,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:22:24,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:22:24,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:22:24,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-17 00:22:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 19 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:22:24,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865007786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:22:24,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:22:24,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 55] total 100 [2021-06-17 00:22:24,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128926308] [2021-06-17 00:22:24,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 100 states [2021-06-17 00:22:24,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:22:24,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2021-06-17 00:22:24,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=9442, Unknown=0, NotChecked=0, Total=9900 [2021-06-17 00:22:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:22:24,369 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:22:24,370 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 100 states, 100 states have (on average 1.92) internal successors, (192), 100 states have internal predecessors, (192), 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) [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:22:24,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:22:46,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:22:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:22:46,521 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:22:46,521 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:22:46,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:22:46,522 INFO L82 PathProgramCache]: Analyzing trace with hash -982223643, now seen corresponding path program 8 times [2021-06-17 00:22:46,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:22:46,522 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966648055] [2021-06-17 00:22:46,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:22:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:22:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 22 proven. 469 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:22:48,092 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:22:48,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966648055] [2021-06-17 00:22:48,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966648055] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:22:48,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48460480] [2021-06-17 00:22:48,092 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 [2021-06-17 00:22:48,147 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 00:22:48,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:22:48,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 123 conjunts are in the unsatisfiable core [2021-06-17 00:22:48,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:22:54,315 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-06-17 00:22:54,315 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 [2021-06-17 00:22:54,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:22:54,333 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:22:54,333 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:22:54,333 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:176, output treesize:87 [2021-06-17 00:22:54,846 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-17 00:22:54,846 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 [2021-06-17 00:22:54,848 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:22:54,851 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:22:54,852 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:22:54,852 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:10 [2021-06-17 00:22:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 491 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:22:55,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [48460480] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:22:55,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:22:55,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 63] total 114 [2021-06-17 00:22:55,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362226946] [2021-06-17 00:22:55,038 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-06-17 00:22:55,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:22:55,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-06-17 00:22:55,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=524, Invalid=12358, Unknown=0, NotChecked=0, Total=12882 [2021-06-17 00:22:55,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:22:55,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:22:55,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 2.017543859649123) internal successors, (230), 114 states have internal predecessors, (230), 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) [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:22:55,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:23:04,748 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2021-06-17 00:23:22,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:23:22,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:23:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:23:22,826 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:23:22,827 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:23:22,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:23:22,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1133895330, now seen corresponding path program 9 times [2021-06-17 00:23:22,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:23:22,827 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801533589] [2021-06-17 00:23:22,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:23:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:23:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 28 proven. 606 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-17 00:23:24,765 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:23:24,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801533589] [2021-06-17 00:23:24,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801533589] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:23:24,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473000009] [2021-06-17 00:23:24,765 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 [2021-06-17 00:23:24,832 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2021-06-17 00:23:24,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:23:24,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 122 conjunts are in the unsatisfiable core [2021-06-17 00:23:24,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:23:32,013 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-17 00:23:32,014 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 [2021-06-17 00:23:32,016 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:23:32,034 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:23:32,036 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-17 00:23:32,036 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:200, output treesize:102 [2021-06-17 00:23:32,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 00:23:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 00:23:32,969 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 94 treesize of output 38 [2021-06-17 00:23:32,971 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:23:32,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:23:32,979 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:23:32,979 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:112, output treesize:10 [2021-06-17 00:23:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:23:33,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473000009] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:23:33,191 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:23:33,191 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 64] total 118 [2021-06-17 00:23:33,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156002732] [2021-06-17 00:23:33,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 118 states [2021-06-17 00:23:33,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:23:33,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2021-06-17 00:23:33,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=475, Invalid=13331, Unknown=0, NotChecked=0, Total=13806 [2021-06-17 00:23:33,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:23:33,194 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:23:33,195 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 118 states, 118 states have (on average 2.169491525423729) internal successors, (256), 118 states have internal predecessors, (256), 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) [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:23:33,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:23:58,971 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2021-06-17 00:23:59,536 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2021-06-17 00:24:03,774 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2021-06-17 00:24:15,028 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2021-06-17 00:24:22,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:24:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:24:23,039 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-17 00:24:23,039 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:24:23,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:24:23,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1088438661, now seen corresponding path program 10 times [2021-06-17 00:24:23,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:24:23,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960303274] [2021-06-17 00:24:23,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:24:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:24:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 28 proven. 774 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:24:25,473 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:24:25,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960303274] [2021-06-17 00:24:25,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960303274] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:24:25,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286761557] [2021-06-17 00:24:25,473 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 [2021-06-17 00:24:25,534 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 00:24:25,534 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:24:25,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 157 conjunts are in the unsatisfiable core [2021-06-17 00:24:25,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:24:37,095 INFO L354 Elim1Store]: treesize reduction 432, result has 0.2 percent of original size [2021-06-17 00:24:37,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 175 treesize of output 103 [2021-06-17 00:24:37,098 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:24:37,118 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:24:37,119 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:24:37,119 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:226, output treesize:111 [2021-06-17 00:24:37,930 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-17 00:24:37,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 42 [2021-06-17 00:24:37,932 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:24:37,936 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:24:37,936 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:24:37,937 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:113, output treesize:10 [2021-06-17 00:24:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 28 proven. 774 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:24:38,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286761557] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:24:38,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:24:38,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 79] total 142 [2021-06-17 00:24:38,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202833318] [2021-06-17 00:24:38,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 142 states [2021-06-17 00:24:38,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:24:38,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 142 interpolants. [2021-06-17 00:24:38,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=660, Invalid=19362, Unknown=0, NotChecked=0, Total=20022 [2021-06-17 00:24:38,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:24:38,192 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:24:38,192 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 142 states, 142 states have (on average 1.9014084507042253) internal successors, (270), 142 states have internal predecessors, (270), 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) [2021-06-17 00:24:38,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:24:38,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:24:38,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:24:38,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:24:38,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:24:49,294 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 83 [2021-06-17 00:24:49,694 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-06-17 00:24:52,014 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2021-06-17 00:24:54,338 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 86 [2021-06-17 00:24:54,762 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-06-17 00:24:57,186 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-17 00:24:57,651 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-06-17 00:24:57,957 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 94 [2021-06-17 00:24:58,277 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2021-06-17 00:24:58,715 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-17 00:24:59,133 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-17 00:24:59,522 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-17 00:24:59,871 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:25:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:25:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:25:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:25:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:25:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:25:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:25:30,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-17 00:25:30,909 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:25:30,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:25:30,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1311234238, now seen corresponding path program 11 times [2021-06-17 00:25:30,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:25:30,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91511808] [2021-06-17 00:25:30,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:25:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:25:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 31 proven. 955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:25:34,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:25:34,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91511808] [2021-06-17 00:25:34,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91511808] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:25:34,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606486894] [2021-06-17 00:25:34,002 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 [2021-06-17 00:25:34,094 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-06-17 00:25:34,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:25:34,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 153 conjunts are in the unsatisfiable core [2021-06-17 00:25:34,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:25:46,534 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-17 00:25:46,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 191 treesize of output 115 [2021-06-17 00:25:46,536 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:25:46,561 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:25:46,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:25:46,562 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:247, output treesize:123 [2021-06-17 00:25:47,442 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-17 00:25:47,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 122 treesize of output 46 [2021-06-17 00:25:47,444 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:25:47,447 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:25:47,448 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:25:47,448 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:125, output treesize:10 [2021-06-17 00:25:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 31 proven. 955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:25:47,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1606486894] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:25:47,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:25:47,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 78] total 147 [2021-06-17 00:25:47,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84110094] [2021-06-17 00:25:47,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 147 states [2021-06-17 00:25:47,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:25:47,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 147 interpolants. [2021-06-17 00:25:47,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=673, Invalid=20789, Unknown=0, NotChecked=0, Total=21462 [2021-06-17 00:25:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:25:47,711 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:25:47,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 147 states, 147 states have (on average 2.0136054421768708) internal successors, (296), 147 states have internal predecessors, (296), 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) [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:25:47,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:25:56,735 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2021-06-17 00:26:00,022 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-17 00:26:04,306 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2021-06-17 00:26:04,823 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-06-17 00:26:05,211 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-06-17 00:26:06,801 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2021-06-17 00:26:07,320 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-17 00:26:07,692 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-06-17 00:26:08,240 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-06-17 00:26:09,312 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2021-06-17 00:26:09,880 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2021-06-17 00:26:10,229 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2021-06-17 00:26:10,600 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 101 [2021-06-17 00:26:11,010 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-17 00:26:11,550 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-17 00:26:11,871 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-06-17 00:26:16,819 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-06-17 00:26:17,105 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-06-17 00:26:17,922 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-06-17 00:26:18,225 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-17 00:26:19,497 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-17 00:26:19,980 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2021-06-17 00:26:20,524 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2021-06-17 00:26:20,814 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2021-06-17 00:26:21,317 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2021-06-17 00:26:21,839 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-06-17 00:26:22,176 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-06-17 00:26:23,121 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-06-17 00:26:23,822 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-06-17 00:26:24,497 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2021-06-17 00:26:25,023 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 103 [2021-06-17 00:26:25,893 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-06-17 00:26:26,563 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2021-06-17 00:26:27,040 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2021-06-17 00:26:27,525 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-17 00:26:27,966 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2021-06-17 00:26:28,217 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-06-17 00:26:28,410 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-06-17 00:26:28,803 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2021-06-17 00:26:29,143 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:26:29,730 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2021-06-17 00:26:31,028 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-17 00:26:31,648 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:26:31,941 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2021-06-17 00:26:32,278 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2021-06-17 00:26:32,626 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2021-06-17 00:26:33,072 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2021-06-17 00:26:33,615 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2021-06-17 00:26:33,982 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2021-06-17 00:26:34,549 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2021-06-17 00:26:35,403 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-06-17 00:26:36,092 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-17 00:26:36,936 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2021-06-17 00:26:37,524 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 92 [2021-06-17 00:26:38,623 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2021-06-17 00:26:39,312 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-06-17 00:26:39,800 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 85 [2021-06-17 00:26:40,312 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-06-17 00:26:41,578 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2021-06-17 00:26:41,918 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2021-06-17 00:26:42,417 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2021-06-17 00:26:43,086 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2021-06-17 00:26:43,607 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2021-06-17 00:26:44,885 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2021-06-17 00:26:45,153 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2021-06-17 00:26:45,532 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2021-06-17 00:26:45,916 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-06-17 00:26:46,361 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 94 [2021-06-17 00:26:46,876 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2021-06-17 00:26:47,690 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 95 [2021-06-17 00:26:48,118 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2021-06-17 00:26:48,929 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2021-06-17 00:26:49,562 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-06-17 00:26:50,625 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2021-06-17 00:26:52,893 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2021-06-17 00:26:53,477 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-06-17 00:26:53,828 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-17 00:26:54,347 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2021-06-17 00:26:55,047 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-17 00:26:55,556 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-17 00:26:57,347 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2021-06-17 00:26:57,763 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 88 [2021-06-17 00:26:58,208 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-17 00:26:58,755 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 90 [2021-06-17 00:26:59,597 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-17 00:27:00,729 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-06-17 00:27:01,308 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-06-17 00:27:02,426 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-06-17 00:27:20,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:27:20,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:27:21,045 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:27:21,046 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:27:21,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:27:21,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1754236453, now seen corresponding path program 12 times [2021-06-17 00:27:21,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:27:21,046 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20528331] [2021-06-17 00:27:21,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:27:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:27:24,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 34 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:27:24,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:27:24,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20528331] [2021-06-17 00:27:24,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20528331] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:27:24,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821684397] [2021-06-17 00:27:24,630 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 [2021-06-17 00:27:24,728 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 24 check-sat command(s) [2021-06-17 00:27:24,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:27:24,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 174 conjunts are in the unsatisfiable core [2021-06-17 00:27:24,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:27:40,439 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-06-17 00:27:40,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 211 treesize of output 127 [2021-06-17 00:27:40,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:27:40,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:27:40,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:27:40,471 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:272, output treesize:135 [2021-06-17 00:27:41,478 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-06-17 00:27:41,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 134 treesize of output 50 [2021-06-17 00:27:41,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:27:41,484 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:27:41,485 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:27:41,485 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:137, output treesize:10 [2021-06-17 00:27:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 0 proven. 1189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:27:41,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821684397] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:27:41,771 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:27:41,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 85] total 160 [2021-06-17 00:27:41,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088855264] [2021-06-17 00:27:41,772 INFO L462 AbstractCegarLoop]: Interpolant automaton has 160 states [2021-06-17 00:27:41,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:27:41,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 160 interpolants. [2021-06-17 00:27:41,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=740, Invalid=24700, Unknown=0, NotChecked=0, Total=25440 [2021-06-17 00:27:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:27:41,773 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:27:41,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 160 states, 160 states have (on average 2.0875) internal successors, (334), 160 states have internal predecessors, (334), 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) [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:27:41,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:27:55,272 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2021-06-17 00:27:55,735 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-06-17 00:27:57,575 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2021-06-17 00:27:58,061 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-17 00:27:58,410 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-06-17 00:27:58,901 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2021-06-17 00:27:59,909 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 94 [2021-06-17 00:28:00,380 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 95 [2021-06-17 00:28:00,743 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-17 00:28:01,264 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2021-06-17 00:28:02,267 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:28:02,774 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2021-06-17 00:28:03,152 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-06-17 00:28:03,740 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-06-17 00:28:04,826 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 103 [2021-06-17 00:28:05,372 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-06-17 00:28:05,718 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 104 [2021-06-17 00:28:06,073 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2021-06-17 00:28:06,473 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2021-06-17 00:28:06,999 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2021-06-17 00:28:07,368 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 108 [2021-06-17 00:28:11,490 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2021-06-17 00:28:12,495 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-06-17 00:28:12,803 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2021-06-17 00:28:13,568 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2021-06-17 00:28:13,880 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-17 00:28:15,128 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2021-06-17 00:28:15,582 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2021-06-17 00:28:16,147 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2021-06-17 00:28:16,452 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-06-17 00:28:16,959 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-06-17 00:28:17,498 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2021-06-17 00:28:17,851 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-06-17 00:28:18,773 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2021-06-17 00:28:19,601 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 107 [2021-06-17 00:28:20,279 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-06-17 00:28:20,841 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2021-06-17 00:28:21,595 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2021-06-17 00:28:22,243 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2021-06-17 00:28:22,696 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-06-17 00:28:23,217 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2021-06-17 00:28:23,671 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-06-17 00:28:23,953 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2021-06-17 00:28:24,168 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-17 00:28:24,578 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2021-06-17 00:28:24,946 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2021-06-17 00:28:25,483 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2021-06-17 00:28:26,689 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:28:27,001 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2021-06-17 00:28:27,490 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 104 [2021-06-17 00:28:27,799 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 107 [2021-06-17 00:28:28,192 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2021-06-17 00:28:28,578 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-06-17 00:28:29,044 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2021-06-17 00:28:29,610 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 110 [2021-06-17 00:28:29,993 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 113 [2021-06-17 00:28:30,537 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2021-06-17 00:28:31,382 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2021-06-17 00:28:32,020 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2021-06-17 00:28:32,863 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 100 [2021-06-17 00:28:33,467 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-06-17 00:28:34,556 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-06-17 00:28:35,221 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 93 [2021-06-17 00:28:35,697 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 93 [2021-06-17 00:28:36,204 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2021-06-17 00:28:36,648 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2021-06-17 00:28:36,921 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2021-06-17 00:28:37,128 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-06-17 00:28:37,534 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2021-06-17 00:28:37,876 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2021-06-17 00:28:38,368 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-06-17 00:28:38,997 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2021-06-17 00:28:39,544 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2021-06-17 00:28:40,629 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2021-06-17 00:28:40,898 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2021-06-17 00:28:41,282 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2021-06-17 00:28:41,687 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2021-06-17 00:28:42,115 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 102 [2021-06-17 00:28:42,651 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2021-06-17 00:28:43,560 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2021-06-17 00:28:44,067 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2021-06-17 00:28:44,846 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2021-06-17 00:28:45,423 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 96 [2021-06-17 00:28:46,395 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-06-17 00:28:47,051 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-06-17 00:28:47,482 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 89 [2021-06-17 00:28:47,967 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2021-06-17 00:28:48,386 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2021-06-17 00:28:48,641 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2021-06-17 00:28:48,832 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-06-17 00:28:49,229 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2021-06-17 00:28:49,564 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:28:50,036 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2021-06-17 00:28:50,718 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:28:51,250 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-06-17 00:28:52,436 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2021-06-17 00:28:52,697 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-06-17 00:28:53,070 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2021-06-17 00:28:53,467 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-06-17 00:28:53,863 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 98 [2021-06-17 00:28:54,411 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2021-06-17 00:28:55,187 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2021-06-17 00:28:55,611 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2021-06-17 00:28:56,335 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2021-06-17 00:28:56,919 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2021-06-17 00:28:58,023 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2021-06-17 00:28:58,706 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-06-17 00:28:59,168 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-06-17 00:29:00,851 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2021-06-17 00:29:01,181 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2021-06-17 00:29:01,728 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2021-06-17 00:29:02,379 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2021-06-17 00:29:02,890 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 94 [2021-06-17 00:29:03,973 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 87 [2021-06-17 00:29:04,596 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2021-06-17 00:29:05,065 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-06-17 00:29:05,508 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 93 [2021-06-17 00:29:06,087 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2021-06-17 00:29:06,933 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 95 [2021-06-17 00:29:07,349 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-06-17 00:29:24,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:29:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2021-06-17 00:29:25,175 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-17 00:29:25,175 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:29:25,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:29:25,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1862604830, now seen corresponding path program 13 times [2021-06-17 00:29:25,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:29:25,176 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273495967] [2021-06-17 00:29:25,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:29:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:29:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 37 proven. 1374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:29:29,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:29:29,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273495967] [2021-06-17 00:29:29,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273495967] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:29:29,400 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826307323] [2021-06-17 00:29:29,400 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 [2021-06-17 00:29:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:29:29,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 208 conjunts are in the unsatisfiable core [2021-06-17 00:29:29,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:29:50,559 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-17 00:29:53,368 INFO L354 Elim1Store]: treesize reduction 792, result has 0.1 percent of original size [2021-06-17 00:29:53,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 235 treesize of output 139 [2021-06-17 00:29:53,370 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:29:53,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:29:53,402 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:29:53,402 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:301, output treesize:147 [2021-06-17 00:29:54,643 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-17 00:29:54,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 146 treesize of output 54 [2021-06-17 00:29:54,645 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:29:54,649 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:29:54,649 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:29:54,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:149, output treesize:10 [2021-06-17 00:29:55,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 37 proven. 1374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:29:55,004 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826307323] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:29:55,004 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:29:55,004 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 103] total 186 [2021-06-17 00:29:55,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535411618] [2021-06-17 00:29:55,005 INFO L462 AbstractCegarLoop]: Interpolant automaton has 186 states [2021-06-17 00:29:55,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:29:55,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 186 interpolants. [2021-06-17 00:29:55,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=857, Invalid=33553, Unknown=0, NotChecked=0, Total=34410 [2021-06-17 00:29:55,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:29:55,007 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:29:55,008 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 186 states, 186 states have (on average 1.8709677419354838) internal successors, (348), 186 states have internal predecessors, (348), 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) [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:29:55,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:29:55,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:29:55,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2021-06-17 00:29:55,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:30:07,999 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2021-06-17 00:30:08,522 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 81 [2021-06-17 00:30:08,926 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-06-17 00:30:11,239 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 90 [2021-06-17 00:30:11,793 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-06-17 00:30:12,279 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-06-17 00:30:12,763 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-06-17 00:30:13,194 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-06-17 00:30:14,752 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 100 [2021-06-17 00:30:15,342 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2021-06-17 00:30:15,857 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-06-17 00:30:16,392 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-06-17 00:30:16,891 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-06-17 00:30:18,473 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2021-06-17 00:30:19,037 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2021-06-17 00:30:19,526 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-06-17 00:30:20,025 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-06-17 00:30:20,596 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-06-17 00:30:22,368 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 108 [2021-06-17 00:30:23,026 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 107 [2021-06-17 00:30:23,545 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-06-17 00:30:24,098 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-06-17 00:30:24,614 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2021-06-17 00:30:26,379 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 121 [2021-06-17 00:30:27,083 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 122 [2021-06-17 00:30:27,696 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 127 [2021-06-17 00:30:28,321 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-06-17 00:30:28,901 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-06-17 00:30:30,736 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 129 [2021-06-17 00:30:31,451 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 134 [2021-06-17 00:30:31,904 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 130 [2021-06-17 00:30:32,376 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 135 [2021-06-17 00:30:32,970 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2021-06-17 00:30:33,615 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-06-17 00:30:34,249 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-06-17 00:30:34,823 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:31:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:31:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:31:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:31:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:31:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2021-06-17 00:31:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 350 states. [2021-06-17 00:31:25,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:31:25,171 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 00:31:25,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 00:31:25,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1633926459, now seen corresponding path program 14 times [2021-06-17 00:31:25,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 00:31:25,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958419703] [2021-06-17 00:31:25,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 00:31:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 00:31:30,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1652 backedges. 40 proven. 1612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:31:30,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 00:31:30,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958419703] [2021-06-17 00:31:30,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958419703] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:31:30,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163710149] [2021-06-17 00:31:30,358 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 [2021-06-17 00:31:30,436 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 00:31:30,436 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 00:31:30,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 225 conjunts are in the unsatisfiable core [2021-06-17 00:31:30,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 00:31:58,713 INFO L354 Elim1Store]: treesize reduction 936, result has 0.1 percent of original size [2021-06-17 00:31:58,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 255 treesize of output 151 [2021-06-17 00:31:58,716 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:31:58,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:31:58,745 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:31:58,745 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:326, output treesize:159 [2021-06-17 00:32:00,102 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-17 00:32:00,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 158 treesize of output 58 [2021-06-17 00:32:00,105 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 00:32:00,108 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 00:32:00,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 00:32:00,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:161, output treesize:10 [2021-06-17 00:32:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1652 backedges. 0 proven. 1652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 00:32:00,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163710149] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 00:32:00,501 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 00:32:00,501 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [91, 111] total 198 [2021-06-17 00:32:00,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602269468] [2021-06-17 00:32:00,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 198 states [2021-06-17 00:32:00,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 00:32:00,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 198 interpolants. [2021-06-17 00:32:00,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=932, Invalid=38074, Unknown=0, NotChecked=0, Total=39006 [2021-06-17 00:32:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:32:00,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 00:32:00,504 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 198 states, 198 states have (on average 1.9494949494949494) internal successors, (386), 198 states have internal predecessors, (386), 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) [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2021-06-17 00:32:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2021-06-17 00:32:00,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 275 states. [2021-06-17 00:32:00,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 345 states. [2021-06-17 00:32:00,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2021-06-17 00:32:00,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 350 states. [2021-06-17 00:32:00,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 00:32:15,912 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 87 Received shutdown request... [2021-06-17 00:32:17,000 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 00:32:17,000 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-17 00:32:17,014 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 00:32:17,015 WARN L196 ceAbstractionStarter]: Timeout [2021-06-17 00:32:17,015 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:32:17 BasicIcfg [2021-06-17 00:32:17,015 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 00:32:17,016 INFO L168 Benchmark]: Toolchain (without parser) took 667245.50 ms. Allocated memory was 175.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 155.2 MB in the beginning and 611.6 MB in the end (delta: -456.4 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 175.1 MB. Free memory is still 156.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.78 ms. Allocated memory is still 175.1 MB. Free memory was 155.0 MB in the beginning and 153.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 INFO L168 Benchmark]: Boogie Preprocessor took 20.46 ms. Allocated memory is still 175.1 MB. Free memory was 153.5 MB in the beginning and 152.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 INFO L168 Benchmark]: RCFGBuilder took 276.38 ms. Allocated memory is still 175.1 MB. Free memory was 152.4 MB in the beginning and 137.2 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 INFO L168 Benchmark]: TraceAbstraction took 666922.57 ms. Allocated memory was 175.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 136.7 MB in the beginning and 611.6 MB in the end (delta: -474.9 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-06-17 00:32:17,016 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 0.10 ms. Allocated memory is still 175.1 MB. Free memory is still 156.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 20.78 ms. Allocated memory is still 175.1 MB. Free memory was 155.0 MB in the beginning and 153.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.46 ms. Allocated memory is still 175.1 MB. Free memory was 153.5 MB in the beginning and 152.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 276.38 ms. Allocated memory is still 175.1 MB. Free memory was 152.4 MB in the beginning and 137.2 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 666922.57 ms. Allocated memory was 175.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 136.7 MB in the beginning and 611.6 MB in the end (delta: -474.9 MB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2442939, positive: 2227608, positive conditional: 2227608, positive unconditional: 0, negative: 215331, negative conditional: 215331, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2265791, positive: 2227608, positive conditional: 2227608, positive unconditional: 0, negative: 38183, negative conditional: 38183, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2265791, positive: 2224230, positive conditional: 0, positive unconditional: 2224230, negative: 41561, negative conditional: 0, negative unconditional: 41561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 210, positive: 200, positive conditional: 0, positive unconditional: 200, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 210, positive: 198, positive conditional: 0, positive unconditional: 198, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2265791, positive: 2224030, positive conditional: 0, positive unconditional: 2224030, negative: 41551, negative conditional: 0, negative unconditional: 41551, unknown: 210, unknown conditional: 0, unknown unconditional: 210] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076, SemanticConditionEliminator.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 511985, positive: 3378, positive conditional: 3378, positive unconditional: 0, negative: 508607, negative conditional: 64531, negative unconditional: 444076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1227, positive: 133, positive conditional: 131, positive unconditional: 2, negative: 1094, negative conditional: 1084, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2194, positive: 185, positive conditional: 178, positive unconditional: 7, negative: 2009, negative conditional: 1945, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 511985, positive: 3247, positive conditional: 3247, positive unconditional: 0, negative: 507523, negative conditional: 63447, negative unconditional: 444076, unknown: 1215, unknown conditional: 1215, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1425, Positive cache size: 331, Positive conditional cache size: 131, Positive unconditional cache size: 200, Negative cache size: 1094, Negative conditional cache size: 1084, Negative unconditional cache size: 10, Eliminated conditions: 444076 ], Maximal queried relation: 17, Independence queries for same thread: 177148 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 256 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: 666806.6ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.7ms, PartialOrderReductionTime: 508335.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2573, 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: 149.4ms SsaConstructionTime, 1198.4ms SatisfiabilityAnalysisTime, 153710.5ms InterpolantComputationTime, 3265 NumberOfCodeBlocks, 3265 NumberOfCodeBlocksAsserted, 123 NumberOfCheckSat, 3234 ConstructedInterpolants, 13 QuantifiedInterpolants, 201400 SizeOfPredicates, 263 NumberOfNonLiveVariables, 4336 ConjunctsInSsa, 1521 ConjunctsInUnsatCore, 31 InterpolantComputations, 3 PerfectInterpolantSequences, 515/16308 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