/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 09:29:19,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 09:29:19,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 09:29:19,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 09:29:19,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 09:29:19,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 09:29:19,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 09:29:19,431 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 09:29:19,431 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 09:29:19,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 09:29:19,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 09:29:19,433 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 09:29:19,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 09:29:19,434 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 09:29:19,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 09:29:19,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 09:29:19,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 09:29:19,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:29:19,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 09:29:19,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 09:29:19,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 09:29:19,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 09:29:19,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 09:29:19,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 09:29:19,787 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 09:29:19,788 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 09:29:19,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl [2021-06-06 09:29:19,789 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-cond-3.wvr.bpl' [2021-06-06 09:29:19,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 09:29:19,820 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 09:29:19,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 09:29:19,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 09:29:19,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 09:29:19,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 09:29:19,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 09:29:19,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 09:29:19,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 09:29:19,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... [2021-06-06 09:29:19,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 09:29:19,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 09:29:19,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 09:29:19,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 09:29:19,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:29:19,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 09:29:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 09:29:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 09:29:19,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 09:29:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 09:29:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 09:29:19,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 09:29:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 09:29:19,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 09:29:19,926 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 09:29:20,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 09:29:20,312 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 09:29:20,312 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 09:29:20,313 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:29:20 BoogieIcfgContainer [2021-06-06 09:29:20,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 09:29:20,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 09:29:20,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 09:29:20,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 09:29:20,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:29:19" (1/2) ... [2021-06-06 09:29:20,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10734f11 and model type unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 09:29:20, skipping insertion in model container [2021-06-06 09:29:20,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:29:20" (2/2) ... [2021-06-06 09:29:20,320 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-cond-3.wvr.bpl [2021-06-06 09:29:20,324 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 09:29:20,324 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 09:29:20,334 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 09:29:20,334 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 09:29:20,377 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 09:29:20,397 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 09:29:20,458 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 09:29:20,459 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 09:29:20,459 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 09:29:20,459 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 09:29:20,459 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 09:29:20,459 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 09:29:20,459 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 09:29:20,459 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 09:29:20,486 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:20,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:20,491 INFO L82 PathProgramCache]: Analyzing trace with hash -2053976551, now seen corresponding path program 1 times [2021-06-06 09:29:20,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:20,499 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852459295] [2021-06-06 09:29:20,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:20,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:20,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852459295] [2021-06-06 09:29:20,687 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852459295] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 09:29:20,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 09:29:20,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 09:29:20,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652483735] [2021-06-06 09:29:20,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 09:29:20,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:20,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 09:29:20,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-06 09:29:20,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:20,704 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:20,705 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:20,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:20,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:20,734 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 09:29:20,735 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:20,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:20,735 INFO L82 PathProgramCache]: Analyzing trace with hash -82875779, now seen corresponding path program 1 times [2021-06-06 09:29:20,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:20,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10471654] [2021-06-06 09:29:20,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:20,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:20,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10471654] [2021-06-06 09:29:20,826 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10471654] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:20,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577700099] [2021-06-06 09:29:20,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:20,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 09:29:20,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:21,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 09:29:21,047 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:21,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:21,049 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:21,049 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-06-06 09:29:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:21,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577700099] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:21,064 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:21,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 09:29:21,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22568988] [2021-06-06 09:29:21,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:29:21,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:21,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:29:21,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:29:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:21,073 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:21,074 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:21,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:21,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:21,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:21,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:21,347 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:21,347 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:21,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:21,348 INFO L82 PathProgramCache]: Analyzing trace with hash 891706009, now seen corresponding path program 2 times [2021-06-06 09:29:21,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:21,348 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544514863] [2021-06-06 09:29:21,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:21,465 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:21,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544514863] [2021-06-06 09:29:21,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544514863] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:21,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566057772] [2021-06-06 09:29:21,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:21,507 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:21,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:21,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-06 09:29:21,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:21,690 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:21,690 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-06-06 09:29:21,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:21,698 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:21,699 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:21,700 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-06-06 09:29:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:21,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566057772] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:21,722 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:21,722 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 09:29:21,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489266975] [2021-06-06 09:29:21,723 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:29:21,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:21,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:29:21,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:29:21,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:21,724 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:21,724 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 8 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:21,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:21,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:21,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:21,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:21,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:21,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,012 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:22,013 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:22,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:22,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1038970365, now seen corresponding path program 3 times [2021-06-06 09:29:22,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:22,014 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489059457] [2021-06-06 09:29:22,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:22,067 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:22,067 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:22,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489059457] [2021-06-06 09:29:22,068 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489059457] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:22,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242628421] [2021-06-06 09:29:22,068 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:22,103 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 09:29:22,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:22,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 09:29:22,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:22,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242628421] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:22,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:22,150 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-06 09:29:22,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410541954] [2021-06-06 09:29:22,151 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 09:29:22,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:22,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 09:29:22,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-06 09:29:22,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:22,152 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:22,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:22,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:22,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:22,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:22,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:22,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:22,397 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:22,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:22,398 INFO L82 PathProgramCache]: Analyzing trace with hash -1326037010, now seen corresponding path program 1 times [2021-06-06 09:29:22,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:22,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717681264] [2021-06-06 09:29:22,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:22,523 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:22,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717681264] [2021-06-06 09:29:22,523 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717681264] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:22,523 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882423021] [2021-06-06 09:29:22,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:22,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 09:29:22,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:22,825 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:22,825 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-06-06 09:29:22,852 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:22,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:22,854 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:22,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-06-06 09:29:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:22,863 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882423021] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:22,863 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:22,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-06 09:29:22,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053018174] [2021-06-06 09:29:22,864 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 09:29:22,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:22,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 09:29:22,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-06-06 09:29:22,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:22,867 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:22,867 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:22,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:22,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:22,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:22,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:23,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:23,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:23,213 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:23,213 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:23,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:23,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1538911662, now seen corresponding path program 2 times [2021-06-06 09:29:23,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:23,214 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877894648] [2021-06-06 09:29:23,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:23,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:23,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877894648] [2021-06-06 09:29:23,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877894648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:23,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371384346] [2021-06-06 09:29:23,351 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:23,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:23,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:23,392 WARN L261 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-06 09:29:23,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:23,634 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:23,635 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 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-06-06 09:29:23,702 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:23,703 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:23,704 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:23,704 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 09:29:23,710 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:23,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371384346] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:23,711 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:23,711 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-06 09:29:23,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39498430] [2021-06-06 09:29:23,711 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 09:29:23,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:23,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 09:29:23,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-06-06 09:29:23,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:23,716 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:23,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:23,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:23,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:23,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:23,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:23,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:23,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:24,065 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:24,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:24,065 INFO L82 PathProgramCache]: Analyzing trace with hash 451908718, now seen corresponding path program 3 times [2021-06-06 09:29:24,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:24,065 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404299356] [2021-06-06 09:29:24,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:24,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:24,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404299356] [2021-06-06 09:29:24,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404299356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:24,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756502564] [2021-06-06 09:29:24,174 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:24,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 09:29:24,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:24,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 09:29:24,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:24,445 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:24,446 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 9 new quantified variables, introduced 10 case distinctions, treesize of input 27 treesize of output 99 [2021-06-06 09:29:24,580 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:24,582 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:24,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:24,583 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:3 [2021-06-06 09:29:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:24,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756502564] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:24,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:24,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-06 09:29:24,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626061038] [2021-06-06 09:29:24,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 09:29:24,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:24,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 09:29:24,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-06-06 09:29:24,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:24,592 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:24,593 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:24,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:24,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 09:29:24,941 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:24,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:24,941 INFO L82 PathProgramCache]: Analyzing trace with hash 2037798354, now seen corresponding path program 4 times [2021-06-06 09:29:24,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:24,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533692168] [2021-06-06 09:29:24,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:25,024 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:25,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533692168] [2021-06-06 09:29:25,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533692168] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014630354] [2021-06-06 09:29:25,025 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:25,059 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:29:25,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:25,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 09:29:25,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014630354] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:25,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-06 09:29:25,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428666999] [2021-06-06 09:29:25,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 09:29:25,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:25,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 09:29:25,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2021-06-06 09:29:25,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:25,118 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:25,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:25,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:25,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:25,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-06 09:29:25,425 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:25,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:25,426 INFO L82 PathProgramCache]: Analyzing trace with hash -427140423, now seen corresponding path program 5 times [2021-06-06 09:29:25,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:25,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814839686] [2021-06-06 09:29:25,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:25,606 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:25,606 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:25,606 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814839686] [2021-06-06 09:29:25,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814839686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:25,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713507067] [2021-06-06 09:29:25,607 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:25,648 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 09:29:25,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:25,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 09:29:25,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:26,000 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:26,000 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 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-06-06 09:29:26,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:26,326 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:26,327 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:26,327 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-06-06 09:29:26,333 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:26,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713507067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:26,334 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:26,334 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-06 09:29:26,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255736569] [2021-06-06 09:29:26,334 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 09:29:26,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:26,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 09:29:26,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2021-06-06 09:29:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:26,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:26,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:26,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:26,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:26,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:26,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:26,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:26,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:26,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:26,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-06 09:29:26,801 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:26,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:26,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1100590307, now seen corresponding path program 6 times [2021-06-06 09:29:26,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:26,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314637319] [2021-06-06 09:29:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:27,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:27,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314637319] [2021-06-06 09:29:27,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314637319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:27,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157994168] [2021-06-06 09:29:27,002 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:27,039 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 09:29:27,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:27,040 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-06 09:29:27,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:27,483 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:27,483 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 13 new quantified variables, introduced 21 case distinctions, treesize of input 35 treesize of output 193 [2021-06-06 09:29:28,220 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:28,221 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:28,222 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:28,222 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:3 [2021-06-06 09:29:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:28,230 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157994168] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:28,230 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:28,230 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 09:29:28,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407355398] [2021-06-06 09:29:28,232 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 09:29:28,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:28,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 09:29:28,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=540, Unknown=0, NotChecked=0, Total=600 [2021-06-06 09:29:28,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:28,233 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:28,233 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:28,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:28,620 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:28,620 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:28,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:28,621 INFO L82 PathProgramCache]: Analyzing trace with hash -502700231, now seen corresponding path program 7 times [2021-06-06 09:29:28,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:28,621 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76902429] [2021-06-06 09:29:28,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:28,769 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:28,769 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:28,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76902429] [2021-06-06 09:29:28,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76902429] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:28,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772298764] [2021-06-06 09:29:28,769 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:28,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 40 conjunts are in the unsatisfiable core [2021-06-06 09:29:28,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:29,234 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 09:29:29,236 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:29,236 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 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-06-06 09:29:31,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:31,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:31,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:31,452 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 09:29:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:31,460 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772298764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:31,460 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:31,460 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-06-06 09:29:31,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842037764] [2021-06-06 09:29:31,460 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 09:29:31,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:31,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 09:29:31,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-06-06 09:29:31,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:31,461 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:31,462 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.4) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:31,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:31,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:31,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:31,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2021-06-06 09:29:31,952 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:31,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:31,952 INFO L82 PathProgramCache]: Analyzing trace with hash 852022941, now seen corresponding path program 8 times [2021-06-06 09:29:31,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:31,952 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573646711] [2021-06-06 09:29:31,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:32,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:32,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573646711] [2021-06-06 09:29:32,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573646711] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:32,066 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963252996] [2021-06-06 09:29:32,066 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:32,109 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:29:32,110 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:32,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 09:29:32,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:32,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [963252996] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:32,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:32,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 09:29:32,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682887696] [2021-06-06 09:29:32,180 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 09:29:32,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:32,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 09:29:32,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-06-06 09:29:32,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:32,181 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:32,181 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.6) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:32,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:32,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:32,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable441 [2021-06-06 09:29:32,552 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:32,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:32,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1468527438, now seen corresponding path program 9 times [2021-06-06 09:29:32,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:32,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700359216] [2021-06-06 09:29:32,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:32,739 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:32,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700359216] [2021-06-06 09:29:32,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700359216] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:32,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335730469] [2021-06-06 09:29:32,739 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:32,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 09:29:32,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:32,770 WARN L261 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 09:29:32,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:33,345 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-06-06 09:29:33,345 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:33,345 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 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-06-06 09:29:34,578 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 269 [2021-06-06 09:29:34,685 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 182 [2021-06-06 09:29:35,508 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2021-06-06 09:29:35,755 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 247 [2021-06-06 09:29:36,056 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:29:36,337 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 378 [2021-06-06 09:29:36,658 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 387 [2021-06-06 09:29:37,138 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 257 [2021-06-06 09:29:37,794 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 203 [2021-06-06 09:29:37,935 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:29:38,063 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 258 [2021-06-06 09:29:38,242 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 282 [2021-06-06 09:29:39,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:29:39,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:39,305 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:29:39,305 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-06-06 09:29:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:39,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335730469] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:39,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:29:39,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-06-06 09:29:39,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107654399] [2021-06-06 09:29:39,311 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 09:29:39,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:29:39,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 09:29:39,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=854, Unknown=0, NotChecked=0, Total=930 [2021-06-06 09:29:39,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:39,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:29:39,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:29:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:39,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:29:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:29:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:29:39,922 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable442 [2021-06-06 09:29:39,922 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:29:39,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:29:39,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1982405042, now seen corresponding path program 10 times [2021-06-06 09:29:39,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:29:39,923 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433608071] [2021-06-06 09:29:39,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:29:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:29:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:29:40,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:29:40,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433608071] [2021-06-06 09:29:40,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433608071] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:29:40,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904813735] [2021-06-06 09:29:40,174 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:29:40,205 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:29:40,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:29:40,206 WARN L261 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 64 conjunts are in the unsatisfiable core [2021-06-06 09:29:40,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:29:40,859 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 09:29:40,860 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:29:40,860 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 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-06-06 09:29:41,967 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 265 [2021-06-06 09:29:42,143 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:29:42,364 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 286 [2021-06-06 09:29:42,565 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 298 [2021-06-06 09:29:42,934 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 419 [2021-06-06 09:29:43,131 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 367 [2021-06-06 09:29:43,368 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 330 [2021-06-06 09:29:43,555 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 298 [2021-06-06 09:29:43,679 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 235 [2021-06-06 09:29:44,013 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 261 [2021-06-06 09:29:44,792 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 358 [2021-06-06 09:29:45,026 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 329 [2021-06-06 09:29:45,137 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 245 [2021-06-06 09:29:45,756 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 225 [2021-06-06 09:29:46,402 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 356 [2021-06-06 09:29:46,845 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 494 [2021-06-06 09:29:47,038 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 304 [2021-06-06 09:29:47,965 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 239 [2021-06-06 09:29:48,532 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 245 [2021-06-06 09:29:48,995 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 207 [2021-06-06 09:29:49,122 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 219 [2021-06-06 09:29:49,387 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 342 [2021-06-06 09:29:50,135 WARN L205 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:29:50,888 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 1046 DAG size of output: 658 [2021-06-06 09:29:51,722 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 663 [2021-06-06 09:29:52,731 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 665 DAG size of output: 835 [2021-06-06 09:29:52,901 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 361 [2021-06-06 09:29:53,707 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 271 [2021-06-06 09:29:54,057 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 538 [2021-06-06 09:29:54,500 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 342 [2021-06-06 09:29:54,975 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:29:55,442 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 792 DAG size of output: 458 [2021-06-06 09:29:55,979 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 465 [2021-06-06 09:29:56,530 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 616 [2021-06-06 09:29:56,802 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 373 [2021-06-06 09:29:56,995 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 375 [2021-06-06 09:29:57,208 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 343 [2021-06-06 09:29:57,948 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 261 [2021-06-06 09:29:58,075 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 277 [2021-06-06 09:29:58,723 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 380 [2021-06-06 09:29:58,991 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 437 [2021-06-06 09:29:59,743 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 197 [2021-06-06 09:30:00,200 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 562 [2021-06-06 09:30:00,703 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 436 [2021-06-06 09:30:01,719 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 254 [2021-06-06 09:30:02,626 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 422 [2021-06-06 09:30:03,759 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 819 DAG size of output: 545 [2021-06-06 09:30:04,821 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:30:05,852 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1551 DAG size of output: 952 [2021-06-06 09:30:06,962 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1554 DAG size of output: 954 [2021-06-06 09:30:07,120 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 611 [2021-06-06 09:30:07,478 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 419 DAG size of output: 447 [2021-06-06 09:30:08,190 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 294 [2021-06-06 09:30:08,354 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:30:08,516 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 336 [2021-06-06 09:30:08,691 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 634 DAG size of output: 338 [2021-06-06 09:30:08,860 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 321 [2021-06-06 09:30:09,220 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:30:09,221 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:30:09,222 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:30:09,222 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-06-06 09:30:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:30:09,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904813735] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:30:09,227 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:30:09,227 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-06-06 09:30:09,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757832300] [2021-06-06 09:30:09,228 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 09:30:09,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:30:09,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 09:30:09,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=976, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 09:30:09,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:30:09,229 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:30:09,229 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 32 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:30:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:30:09,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:30:09,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:30:09,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 09:30:09,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:30:09,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable903,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:30:09,711 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:30:09,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:30:09,711 INFO L82 PathProgramCache]: Analyzing trace with hash 732741582, now seen corresponding path program 11 times [2021-06-06 09:30:09,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:30:09,711 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259657861] [2021-06-06 09:30:09,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:30:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:30:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:30:09,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:30:09,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259657861] [2021-06-06 09:30:09,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259657861] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:30:09,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730727316] [2021-06-06 09:30:09,948 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:30:09,979 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 09:30:09,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:30:09,980 WARN L261 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-06 09:30:09,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:30:10,707 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-06-06 09:30:10,708 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:30:10,708 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 21 new quantified variables, introduced 55 case distinctions, treesize of input 51 treesize of output 477 [2021-06-06 09:30:11,924 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 351 [2021-06-06 09:30:12,104 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 372 [2021-06-06 09:30:12,300 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 408 [2021-06-06 09:30:13,759 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 570 DAG size of output: 389 [2021-06-06 09:30:13,944 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 409 [2021-06-06 09:30:14,184 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 445 [2021-06-06 09:30:14,698 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 727 [2021-06-06 09:30:15,231 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 1110 DAG size of output: 728 [2021-06-06 09:30:15,866 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 753 [2021-06-06 09:30:16,606 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 775 [2021-06-06 09:30:17,463 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:30:18,311 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 796 [2021-06-06 09:30:19,327 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1192 DAG size of output: 813 [2021-06-06 09:30:21,561 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 815 DAG size of output: 982 [2021-06-06 09:30:23,223 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 786 DAG size of output: 884 [2021-06-06 09:30:24,229 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 798 [2021-06-06 09:30:25,753 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 754 DAG size of output: 1042 [2021-06-06 09:30:26,571 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 844 [2021-06-06 09:30:26,887 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 317 [2021-06-06 09:30:27,785 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 179 [2021-06-06 09:30:27,903 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 256 [2021-06-06 09:30:28,040 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:30:29,028 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 230 [2021-06-06 09:30:29,221 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 252 [2021-06-06 09:30:29,408 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 259 [2021-06-06 09:30:30,245 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 199 [2021-06-06 09:30:30,567 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 331 [2021-06-06 09:30:30,953 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 350 [2021-06-06 09:30:32,047 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 213 [2021-06-06 09:30:32,206 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 217 [2021-06-06 09:30:32,715 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 246 [2021-06-06 09:30:33,182 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 331 [2021-06-06 09:30:33,343 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 262 [2021-06-06 09:30:33,546 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 324 [2021-06-06 09:30:33,704 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 244 [2021-06-06 09:30:34,301 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 257 [2021-06-06 09:30:34,582 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 218 [2021-06-06 09:30:34,700 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 210 [2021-06-06 09:30:34,853 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 228 [2021-06-06 09:30:35,008 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 241 [2021-06-06 09:30:36,231 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2021-06-06 09:30:36,392 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 282 [2021-06-06 09:30:36,619 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 300 [2021-06-06 09:30:36,936 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 296 [2021-06-06 09:30:38,253 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 216 [2021-06-06 09:30:38,404 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 235 [2021-06-06 09:30:38,873 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 313 [2021-06-06 09:30:39,893 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1222 DAG size of output: 455 [2021-06-06 09:30:41,314 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1424 DAG size of output: 577 [2021-06-06 09:30:41,475 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 277 [2021-06-06 09:30:41,670 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 283 [2021-06-06 09:30:41,815 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-06-06 09:30:42,624 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2021-06-06 09:30:42,785 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 285 [2021-06-06 09:30:44,058 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 247 [2021-06-06 09:30:44,288 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 311 [2021-06-06 09:30:45,344 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 186 [2021-06-06 09:30:45,535 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2021-06-06 09:30:46,013 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 400 [2021-06-06 09:30:46,626 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 483 [2021-06-06 09:30:47,347 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 507 [2021-06-06 09:30:48,717 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 251 [2021-06-06 09:30:48,883 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 272 [2021-06-06 09:30:49,111 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 285 [2021-06-06 09:30:49,389 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 288 [2021-06-06 09:30:50,084 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2021-06-06 09:30:50,530 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 208 [2021-06-06 09:30:50,774 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 282 [2021-06-06 09:30:51,626 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 311 [2021-06-06 09:30:51,978 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 354 [2021-06-06 09:30:53,013 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2021-06-06 09:30:53,170 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 217 [2021-06-06 09:30:53,791 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 451 [2021-06-06 09:30:54,511 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 463 [2021-06-06 09:30:55,782 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1029 DAG size of output: 672 [2021-06-06 09:30:57,845 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 1517 DAG size of output: 968 [2021-06-06 09:30:58,811 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 286 [2021-06-06 09:30:58,970 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 287 [2021-06-06 09:30:59,593 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 312 [2021-06-06 09:31:00,272 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 325 [2021-06-06 09:31:00,624 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 328 [2021-06-06 09:31:00,765 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 248 [2021-06-06 09:31:01,705 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 288 [2021-06-06 09:31:02,525 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 171 [2021-06-06 09:31:02,714 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2021-06-06 09:31:03,121 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 373 [2021-06-06 09:31:04,116 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 452 [2021-06-06 09:31:05,129 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2021-06-06 09:31:05,367 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 297 [2021-06-06 09:31:05,895 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 227 [2021-06-06 09:31:06,321 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 393 [2021-06-06 09:31:06,753 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 397 [2021-06-06 09:31:07,560 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2021-06-06 09:31:07,889 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2021-06-06 09:31:08,701 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 541 [2021-06-06 09:31:09,694 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 566 [2021-06-06 09:31:11,168 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1012 DAG size of output: 839 [2021-06-06 09:31:13,469 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 1410 DAG size of output: 1099 [2021-06-06 09:31:18,237 WARN L205 SmtUtils]: Spent 4.76 s on a formula simplification. DAG size of input: 2226 DAG size of output: 1704 [2021-06-06 09:31:24,651 WARN L205 SmtUtils]: Spent 6.40 s on a formula simplification. DAG size of input: 3213 DAG size of output: 1793 [2021-06-06 09:31:32,708 WARN L205 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 3741 DAG size of output: 2301 [2021-06-06 09:31:42,148 WARN L205 SmtUtils]: Spent 9.42 s on a formula simplification. DAG size of input: 4093 DAG size of output: 2511 [2021-06-06 09:31:43,410 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 739 DAG size of output: 1024 [2021-06-06 09:31:44,233 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 826 [2021-06-06 09:31:44,395 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 281 [2021-06-06 09:31:44,623 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 294 [2021-06-06 09:31:45,830 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2021-06-06 09:31:46,309 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 284 [2021-06-06 09:31:46,935 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:31:47,056 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 243 [2021-06-06 09:31:47,556 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 212 [2021-06-06 09:31:47,991 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2021-06-06 09:31:48,238 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:31:48,477 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 311 [2021-06-06 09:31:48,915 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 428 [2021-06-06 09:31:49,658 WARN L205 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 566 [2021-06-06 09:31:50,365 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 156 [2021-06-06 09:31:50,545 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2021-06-06 09:31:51,399 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 239 [2021-06-06 09:31:51,639 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 291 [2021-06-06 09:31:52,075 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 392 [2021-06-06 09:31:53,341 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 859 DAG size of output: 794 [2021-06-06 09:31:54,842 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 1020 DAG size of output: 881 [2021-06-06 09:31:55,121 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 235 [2021-06-06 09:31:55,271 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 297 [2021-06-06 09:31:55,413 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 236 [2021-06-06 09:31:55,634 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 244 [2021-06-06 09:31:56,301 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-06-06 09:31:56,582 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 334 [2021-06-06 09:31:57,061 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2021-06-06 09:31:57,168 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2021-06-06 09:31:57,700 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 310 [2021-06-06 09:31:58,272 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 446 [2021-06-06 09:31:59,158 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 256 [2021-06-06 09:31:59,531 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 308 [2021-06-06 09:32:00,314 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 508 [2021-06-06 09:32:00,958 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 156 [2021-06-06 09:32:01,102 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 173 [2021-06-06 09:32:01,342 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 215 [2021-06-06 09:32:02,564 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2021-06-06 09:32:03,110 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 284 [2021-06-06 09:32:03,455 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 348 [2021-06-06 09:32:04,669 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 994 DAG size of output: 708 [2021-06-06 09:32:06,101 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 1148 DAG size of output: 774 [2021-06-06 09:32:09,267 WARN L205 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 1747 DAG size of output: 1412 [2021-06-06 09:32:09,517 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 259 [2021-06-06 09:32:09,624 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 256 [2021-06-06 09:32:10,452 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 190 [2021-06-06 09:32:11,334 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2021-06-06 09:32:11,527 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 249 [2021-06-06 09:32:11,721 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 321 [2021-06-06 09:32:11,901 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 260 [2021-06-06 09:32:12,202 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 192 [2021-06-06 09:32:12,549 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 249 [2021-06-06 09:32:12,725 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 271 [2021-06-06 09:32:12,988 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 251 [2021-06-06 09:32:13,436 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 251 [2021-06-06 09:32:13,611 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 274 [2021-06-06 09:32:13,850 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 321 [2021-06-06 09:32:13,995 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 238 [2021-06-06 09:32:14,592 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 253 [2021-06-06 09:32:14,952 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2021-06-06 09:32:15,129 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 242 [2021-06-06 09:32:15,395 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 265 [2021-06-06 09:32:15,792 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 330 [2021-06-06 09:32:16,390 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 360 [2021-06-06 09:32:16,530 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 245 [2021-06-06 09:32:17,436 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2021-06-06 09:32:18,372 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 261 [2021-06-06 09:32:18,662 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:32:18,958 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 283 [2021-06-06 09:32:19,316 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 357 [2021-06-06 09:32:19,812 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 385 [2021-06-06 09:32:20,779 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 218 [2021-06-06 09:32:21,034 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 242 [2021-06-06 09:32:21,521 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 743 DAG size of output: 350 [2021-06-06 09:32:22,714 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 1315 DAG size of output: 518 [2021-06-06 09:32:27,795 WARN L205 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 2765 DAG size of output: 1722 [2021-06-06 09:32:33,573 WARN L205 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 2888 DAG size of output: 1777 [2021-06-06 09:32:40,727 WARN L205 SmtUtils]: Spent 7.13 s on a formula simplification. DAG size of input: 3423 DAG size of output: 2286 [2021-06-06 09:32:49,220 WARN L205 SmtUtils]: Spent 8.48 s on a formula simplification. DAG size of input: 3768 DAG size of output: 2589 [2021-06-06 09:32:50,172 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 242 [2021-06-06 09:32:50,996 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 227 [2021-06-06 09:32:51,154 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 257 [2021-06-06 09:32:52,172 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 255 [2021-06-06 09:32:52,327 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 268 [2021-06-06 09:32:52,500 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2021-06-06 09:32:52,772 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2021-06-06 09:32:53,638 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 411 [2021-06-06 09:32:54,141 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 475 [2021-06-06 09:32:54,856 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 486 [2021-06-06 09:32:55,691 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 495 [2021-06-06 09:32:57,311 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-06-06 09:32:57,463 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 235 [2021-06-06 09:32:57,680 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 303 [2021-06-06 09:32:58,382 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 350 [2021-06-06 09:32:59,124 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 194 [2021-06-06 09:32:59,502 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 386 [2021-06-06 09:33:00,040 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 399 [2021-06-06 09:33:01,554 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1065 DAG size of output: 745 [2021-06-06 09:33:03,197 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 1077 DAG size of output: 744 [2021-06-06 09:33:05,054 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1098 DAG size of output: 750 [2021-06-06 09:33:16,790 WARN L205 SmtUtils]: Spent 11.73 s on a formula simplification. DAG size of input: 4707 DAG size of output: 3202 [2021-06-06 09:33:39,461 WARN L205 SmtUtils]: Spent 22.65 s on a formula simplification. DAG size of input: 6894 DAG size of output: 4324 [2021-06-06 09:34:04,884 WARN L205 SmtUtils]: Spent 25.39 s on a formula simplification. DAG size of input: 7322 DAG size of output: 4477 [2021-06-06 09:34:06,017 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 317 [2021-06-06 09:34:06,169 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 343 [2021-06-06 09:34:07,534 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 378 [2021-06-06 09:34:07,738 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 404 [2021-06-06 09:34:08,149 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 627 [2021-06-06 09:34:08,637 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 1134 DAG size of output: 654 [2021-06-06 09:34:37,477 WARN L205 SmtUtils]: Spent 28.83 s on a formula simplification. DAG size of input: 8002 DAG size of output: 4954 [2021-06-06 09:35:10,385 WARN L205 SmtUtils]: Spent 32.87 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:35:43,389 WARN L205 SmtUtils]: Spent 32.97 s on a formula simplification. DAG size of input: 8427 DAG size of output: 5282 [2021-06-06 09:36:19,904 WARN L205 SmtUtils]: Spent 36.49 s on a formula simplification. DAG size of input: 8440 DAG size of output: 5295 [2021-06-06 09:37:14,671 WARN L205 SmtUtils]: Spent 54.73 s on a formula simplification. DAG size of input: 5297 DAG size of output: 7538 [2021-06-06 09:38:09,514 WARN L205 SmtUtils]: Spent 54.80 s on a formula simplification. DAG size of input: 4323 DAG size of output: 6374 [2021-06-06 09:39:06,681 WARN L205 SmtUtils]: Spent 57.13 s on a formula simplification. DAG size of input: 3823 DAG size of output: 4222 [2021-06-06 09:39:14,006 WARN L205 SmtUtils]: Spent 7.30 s on a formula simplification. DAG size of input: 1942 DAG size of output: 1778 [2021-06-06 09:39:26,678 WARN L205 SmtUtils]: Spent 12.66 s on a formula simplification. DAG size of input: 1680 DAG size of output: 1578 [2021-06-06 09:39:26,933 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 1450 [2021-06-06 09:39:35,163 WARN L205 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 1347 DAG size of output: 1954 [2021-06-06 09:39:35,661 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 1150 DAG size of output: 1150 [2021-06-06 09:39:36,032 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1034 [2021-06-06 09:39:40,653 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 981 DAG size of output: 1395 [2021-06-06 09:39:40,763 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 872 [2021-06-06 09:39:40,869 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 595 [2021-06-06 09:39:41,912 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 272 [2021-06-06 09:39:42,356 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 331 [2021-06-06 09:39:42,654 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 377 [2021-06-06 09:39:43,708 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 472 [2021-06-06 09:39:44,282 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 187 [2021-06-06 09:39:44,624 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 266 [2021-06-06 09:39:45,693 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 289 [2021-06-06 09:39:45,950 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 337 [2021-06-06 09:39:46,317 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 399 [2021-06-06 09:39:46,792 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 473 [2021-06-06 09:39:47,849 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1245 DAG size of output: 754 [2021-06-06 09:39:48,064 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 778 [2021-06-06 09:39:48,821 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 192 [2021-06-06 09:39:49,436 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 244 [2021-06-06 09:39:49,607 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 279 [2021-06-06 09:39:50,100 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 355 [2021-06-06 09:39:50,456 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 427 [2021-06-06 09:39:52,161 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 216 [2021-06-06 09:39:52,598 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 294 [2021-06-06 09:39:52,859 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 361 [2021-06-06 09:39:53,233 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 710 DAG size of output: 434 [2021-06-06 09:39:54,079 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 614 [2021-06-06 09:39:56,197 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1979 DAG size of output: 1146 [2021-06-06 09:39:58,765 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 2136 DAG size of output: 1241 [2021-06-06 09:40:01,822 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 2252 DAG size of output: 1326 [2021-06-06 09:40:07,041 WARN L205 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 3080 DAG size of output: 1978 [2021-06-06 09:40:07,435 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 294 [2021-06-06 09:40:07,634 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 228 [2021-06-06 09:40:08,242 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 216 [2021-06-06 09:40:09,022 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 227 [2021-06-06 09:40:09,264 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 301 [2021-06-06 09:40:09,618 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 370 [2021-06-06 09:40:15,303 WARN L205 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 3478 DAG size of output: 2225 [2021-06-06 09:40:15,900 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 431 [2021-06-06 09:40:16,474 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 225 [2021-06-06 09:40:16,611 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 243 [2021-06-06 09:40:16,758 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 237 [2021-06-06 09:40:16,975 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 247 [2021-06-06 09:40:17,085 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 217 [2021-06-06 09:40:17,802 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 241 [2021-06-06 09:40:17,946 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 266 [2021-06-06 09:40:18,577 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 241 [2021-06-06 09:40:18,727 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 310 [2021-06-06 09:40:18,923 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 316 [2021-06-06 09:40:19,279 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 411 [2021-06-06 09:40:19,909 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 543 [2021-06-06 09:40:20,713 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 604 [2021-06-06 09:40:27,894 WARN L205 SmtUtils]: Spent 7.17 s on a formula simplification. DAG size of input: 4146 DAG size of output: 2641 [2021-06-06 09:40:36,212 WARN L205 SmtUtils]: Spent 8.30 s on a formula simplification. DAG size of input: 4264 DAG size of output: 2757 [2021-06-06 09:40:53,143 WARN L205 SmtUtils]: Spent 16.90 s on a formula simplification. DAG size of input: 6395 DAG size of output: 4339 [2021-06-06 09:41:18,264 WARN L205 SmtUtils]: Spent 25.08 s on a formula simplification. DAG size of input: 4239 DAG size of output: 3919 [2021-06-06 09:42:27,839 WARN L205 SmtUtils]: Spent 1.16 m on a formula simplification. DAG size of input: 3721 DAG size of output: 4036 [2021-06-06 09:42:45,390 WARN L205 SmtUtils]: Spent 17.53 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1732 [2021-06-06 09:42:45,796 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 306 [2021-06-06 09:42:46,019 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 236 [2021-06-06 09:42:47,102 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 278 [2021-06-06 09:42:47,348 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 322 [2021-06-06 09:42:47,486 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 201 [2021-06-06 09:42:48,280 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 254 [2021-06-06 09:42:48,519 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 271 [2021-06-06 09:42:48,809 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 290 [2021-06-06 09:42:49,595 WARN L205 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 477 [2021-06-06 09:42:50,277 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 1605 DAG size of output: 1605 [2021-06-06 09:43:06,875 WARN L205 SmtUtils]: Spent 16.59 s on a formula simplification. DAG size of input: 1500 DAG size of output: 2098 [2021-06-06 09:43:13,890 WARN L205 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1697 [2021-06-06 09:43:18,534 WARN L205 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 1076 DAG size of output: 1519 [2021-06-06 09:43:18,820 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 1018 [2021-06-06 09:43:19,066 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 907 [2021-06-06 09:43:19,296 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 867 [2021-06-06 09:43:19,418 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-06 09:43:20,435 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 223 [2021-06-06 09:43:20,670 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 437 DAG size of output: 267 [2021-06-06 09:43:20,920 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 332 [2021-06-06 09:43:21,031 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 562 [2021-06-06 09:43:21,759 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 219 [2021-06-06 09:43:22,023 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 266 [2021-06-06 09:43:22,242 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 321 [2021-06-06 09:43:22,766 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 444 [2021-06-06 09:43:23,436 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 484 [2021-06-06 09:43:24,248 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 563 [2021-06-06 09:43:24,496 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 1043 [2021-06-06 09:43:24,723 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 927 DAG size of output: 927 [2021-06-06 09:43:26,024 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 262 [2021-06-06 09:43:26,205 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 298 [2021-06-06 09:43:26,442 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 342 [2021-06-06 09:43:26,552 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 605 [2021-06-06 09:43:27,763 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 247 [2021-06-06 09:43:27,959 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 281 [2021-06-06 09:43:28,227 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 352 [2021-06-06 09:43:28,799 WARN L205 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 494 [2021-06-06 09:43:29,520 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 574 [2021-06-06 09:43:30,452 WARN L205 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 659 [2021-06-06 09:43:32,363 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1647 DAG size of output: 921 [2021-06-06 09:43:32,666 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 913 [2021-06-06 09:43:33,050 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 851 [2021-06-06 09:43:33,185 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2021-06-06 09:43:33,745 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 441 [2021-06-06 09:43:34,368 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 265 [2021-06-06 09:43:35,040 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 212 [2021-06-06 09:43:35,243 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 228 [2021-06-06 09:43:35,482 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 285 [2021-06-06 09:43:35,806 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 336 [2021-06-06 09:43:36,247 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 408 [2021-06-06 09:43:36,385 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 564 [2021-06-06 09:43:36,755 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2021-06-06 09:43:36,985 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 420 [2021-06-06 09:43:37,935 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 234 [2021-06-06 09:43:38,139 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 269 [2021-06-06 09:43:38,362 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 301 [2021-06-06 09:43:38,656 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 360 [2021-06-06 09:43:39,069 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 438 [2021-06-06 09:43:40,021 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 593 [2021-06-06 09:43:41,175 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1129 DAG size of output: 652 [2021-06-06 09:43:44,753 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2503 DAG size of output: 1315 [2021-06-06 09:43:50,645 WARN L205 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 3337 DAG size of output: 1964 [2021-06-06 09:43:50,905 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 292 [2021-06-06 09:43:51,067 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 226 Received shutdown request... [2021-06-06 09:43:51,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2423 [2021-06-06 09:43:51,371 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 09:43:51,377 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 09:43:51,378 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 09:43:51,378 INFO L202 PluginConnector]: Adding new model unroll-cond-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 09:43:51 BasicIcfg [2021-06-06 09:43:51,378 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 09:43:51,379 INFO L168 Benchmark]: Toolchain (without parser) took 871558.48 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 316.7 MB in the beginning and 857.7 MB in the end (delta: -540.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 337.6 MB. Free memory was 317.9 MB in the beginning and 317.8 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.55 ms. Allocated memory is still 337.6 MB. Free memory was 316.6 MB in the beginning and 315.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 INFO L168 Benchmark]: Boogie Preprocessor took 13.20 ms. Allocated memory is still 337.6 MB. Free memory was 315.2 MB in the beginning and 314.2 MB in the end (delta: 979.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 INFO L168 Benchmark]: RCFGBuilder took 457.36 ms. Allocated memory is still 337.6 MB. Free memory was 314.1 MB in the beginning and 297.0 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 INFO L168 Benchmark]: TraceAbstraction took 871063.22 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 296.5 MB in the beginning and 857.7 MB in the end (delta: -561.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-06 09:43:51,379 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 0.12 ms. Allocated memory is still 337.6 MB. Free memory was 317.9 MB in the beginning and 317.8 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.55 ms. Allocated memory is still 337.6 MB. Free memory was 316.6 MB in the beginning and 315.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.20 ms. Allocated memory is still 337.6 MB. Free memory was 315.2 MB in the beginning and 314.2 MB in the end (delta: 979.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 457.36 ms. Allocated memory is still 337.6 MB. Free memory was 314.1 MB in the beginning and 297.0 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 871063.22 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 296.5 MB in the beginning and 857.7 MB in the end (delta: -561.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 420, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 135, negative conditional: 135, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 285, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 285, positive: 285, positive conditional: 0, positive unconditional: 285, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 285, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 135 - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 25 with TraceHistMax 11,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 22 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 870952.3ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.2ms, PartialOrderReductionTime: 2228.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 132, 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: 71.2ms SsaConstructionTime, 327.0ms SatisfiabilityAnalysisTime, 43355.7ms InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 5145 SizeOfPredicates, 28 NumberOfNonLiveVariables, 858 ConjunctsInSsa, 379 ConjunctsInUnsatCore, 27 InterpolantComputations, 1 PerfectInterpolantSequences, 93/640 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