/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-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 09:27:39,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 09:27:39,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 09:27:39,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 09:27:39,921 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 09:27:39,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 09:27:39,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 09:27:39,944 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 09:27:39,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 09:27:39,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 09:27:39,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 09:27:39,945 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 09:27:39,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 09:27:39,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 09:27:39,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 09:27:39,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 09:27:39,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 09:27:39,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 09:27:39,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 09:27:39,948 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 09:27:39,948 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 09:27:40,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 09:27:40,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 09:27:40,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 09:27:40,260 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 09:27:40,261 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 09:27:40,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-4.wvr.bpl [2021-06-06 09:27:40,262 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-4.wvr.bpl' [2021-06-06 09:27:40,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 09:27:40,295 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 09:27:40,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 09:27:40,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 09:27:40,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 09:27:40,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 09:27:40,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 09:27:40,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 09:27:40,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 09:27:40,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/1) ... [2021-06-06 09:27:40,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 09:27:40,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 09:27:40,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 09:27:40,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 09:27:40,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (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 09:27:40,407 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 09:27:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 09:27:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 09:27:40,408 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 09:27:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 09:27:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 09:27:40,408 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 09:27:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 09:27:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 09:27:40,409 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 09:27:40,608 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 09:27:40,608 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-06 09:27:40,609 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-06-06 09:27:40,609 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-06-06 09:27:40,610 INFO L202 PluginConnector]: Adding new model unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:27:40 BoogieIcfgContainer [2021-06-06 09:27:40,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 09:27:40,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 09:27:40,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 09:27:40,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 09:27:40,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 09:27:40" (1/2) ... [2021-06-06 09:27:40,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510f6b16 and model type unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 09:27:40, skipping insertion in model container [2021-06-06 09:27:40,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 09:27:40" (2/2) ... [2021-06-06 09:27:40,616 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-4.wvr.bpl [2021-06-06 09:27:40,621 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 09:27:40,621 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 09:27:40,621 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 09:27:40,622 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 09:27:40,656 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 09:27:40,680 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 09:27:40,730 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 09:27:40,730 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 09:27:40,730 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 09:27:40,730 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 09:27:40,730 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 09:27:40,730 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 09:27:40,731 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 09:27:40,731 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 09:27:40,750 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:40,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:40,754 INFO L82 PathProgramCache]: Analyzing trace with hash -530401653, now seen corresponding path program 1 times [2021-06-06 09:27:40,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:40,761 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338284440] [2021-06-06 09:27:40,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:40,864 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 09:27:40,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:40,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338284440] [2021-06-06 09:27:40,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338284440] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 09:27:40,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 09:27:40,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 09:27:40,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202012145] [2021-06-06 09:27:40,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 09:27:40,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:40,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 09:27:40,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 09:27:40,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:40,882 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:40,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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 09:27:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:40,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:40,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 09:27:40,908 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:40,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:40,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1897859861, now seen corresponding path program 1 times [2021-06-06 09:27:40,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:40,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782021914] [2021-06-06 09:27:40,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:40,975 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 09:27:40,975 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:40,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782021914] [2021-06-06 09:27:40,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782021914] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:40,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438443194] [2021-06-06 09:27:40,976 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 09:27:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:41,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 09:27:41,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:41,119 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 09:27:41,119 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438443194] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:41,119 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:41,120 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-06-06 09:27:41,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918191479] [2021-06-06 09:27:41,121 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 09:27:41,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:41,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 09:27:41,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 09:27:41,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,123 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:41,123 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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 09:27:41,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:41,377 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:41,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:41,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1318957172, now seen corresponding path program 1 times [2021-06-06 09:27:41,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:41,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507646644] [2021-06-06 09:27:41,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:41,435 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:41,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507646644] [2021-06-06 09:27:41,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507646644] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:41,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037566780] [2021-06-06 09:27:41,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:41,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 09:27:41,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:41,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037566780] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:41,501 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:41,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-06-06 09:27:41,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195909840] [2021-06-06 09:27:41,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 09:27:41,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:41,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 09:27:41,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 09:27:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:41,504 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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 09:27:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,745 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:41,745 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:41,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:41,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1451611860, now seen corresponding path program 2 times [2021-06-06 09:27:41,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:41,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435495688] [2021-06-06 09:27:41,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:41,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:41,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:41,834 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435495688] [2021-06-06 09:27:41,834 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435495688] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:41,834 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601924928] [2021-06-06 09:27:41,834 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 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 09:27:41,872 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:27:41,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:41,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 09:27:41,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:41,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601924928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:41,958 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:41,958 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-06 09:27:41,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023059316] [2021-06-06 09:27:41,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 09:27:41,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:41,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 09:27:41,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 09:27:41,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,960 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:41,960 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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 09:27:41,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:41,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:41,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:41,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:42,217 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:42,217 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:42,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:42,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1268939892, now seen corresponding path program 3 times [2021-06-06 09:27:42,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:42,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349599820] [2021-06-06 09:27:42,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:42,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:42,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349599820] [2021-06-06 09:27:42,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349599820] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:42,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257183270] [2021-06-06 09:27:42,306 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 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 09:27:42,337 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 09:27:42,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:42,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 09:27:42,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:42,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 09:27:42,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257183270] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:42,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:42,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-06-06 09:27:42,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562995371] [2021-06-06 09:27:42,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 09:27:42,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:42,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 09:27:42,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-06 09:27:42,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:42,413 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:42,413 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 09:27:42,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:42,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:42,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:42,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:42,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:42,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:42,682 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:42,683 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:42,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:42,683 INFO L82 PathProgramCache]: Analyzing trace with hash -98923820, now seen corresponding path program 4 times [2021-06-06 09:27:42,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:42,684 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115326102] [2021-06-06 09:27:42,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:42,787 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 09:27:42,787 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:42,787 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115326102] [2021-06-06 09:27:42,787 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115326102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:42,787 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150510109] [2021-06-06 09:27:42,788 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 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 09:27:42,835 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:27:42,835 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:42,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 09:27:42,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:42,970 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:27:42,970 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 09:27:43,013 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:27:43,015 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:27:43,016 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:27:43,016 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-06-06 09:27:43,023 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 09:27:43,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150510109] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:43,024 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:43,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-06-06 09:27:43,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988047584] [2021-06-06 09:27:43,024 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 09:27:43,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:43,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 09:27:43,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-06-06 09:27:43,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:43,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:43,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.9166666666666667) internal successors, (23), 11 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 09:27:43,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:43,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:43,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:43,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:43,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:43,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:43,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:43,273 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:43,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:43,273 INFO L82 PathProgramCache]: Analyzing trace with hash 446974068, now seen corresponding path program 5 times [2021-06-06 09:27:43,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:43,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805025413] [2021-06-06 09:27:43,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:43,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:27:43,339 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:43,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805025413] [2021-06-06 09:27:43,339 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805025413] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:43,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093325500] [2021-06-06 09:27:43,339 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 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 09:27:43,369 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 09:27:43,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:43,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 09:27:43,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:27:43,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093325500] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:43,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:43,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-06-06 09:27:43,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090529471] [2021-06-06 09:27:43,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 09:27:43,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:43,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 09:27:43,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-06-06 09:27:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:43,456 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:43,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 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 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:43,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:43,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 09:27:43,753 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:43,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:43,753 INFO L82 PathProgramCache]: Analyzing trace with hash 994364939, now seen corresponding path program 6 times [2021-06-06 09:27:43,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:43,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982357728] [2021-06-06 09:27:43,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:43,855 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:43,855 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982357728] [2021-06-06 09:27:43,855 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982357728] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:43,855 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150659325] [2021-06-06 09:27:43,855 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 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 09:27:43,888 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 09:27:43,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:43,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 09:27:43,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:43,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150659325] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:43,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:43,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-06-06 09:27:43,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189958926] [2021-06-06 09:27:43,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 09:27:43,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:43,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 09:27:43,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-06-06 09:27:43,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:43,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:43,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 states have internal predecessors, (21), 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 09:27:43,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:43,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:44,304 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-06 09:27:44,304 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:44,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:44,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1616225195, now seen corresponding path program 7 times [2021-06-06 09:27:44,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:44,305 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921294351] [2021-06-06 09:27:44,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:44,422 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:44,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921294351] [2021-06-06 09:27:44,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921294351] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:44,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474066164] [2021-06-06 09:27:44,422 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 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 09:27:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:44,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 09:27:44,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:44,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474066164] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:44,554 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:44,554 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-06 09:27:44,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510137366] [2021-06-06 09:27:44,556 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 09:27:44,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:44,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 09:27:44,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-06-06 09:27:44,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:44,557 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:44,557 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 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 09:27:44,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:44,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:44,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:44,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:44,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:44,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:44,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 09:27:44,925 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:44,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:44,925 INFO L82 PathProgramCache]: Analyzing trace with hash -580943349, now seen corresponding path program 8 times [2021-06-06 09:27:44,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:44,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113701182] [2021-06-06 09:27:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:45,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:45,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113701182] [2021-06-06 09:27:45,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113701182] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:45,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470029316] [2021-06-06 09:27:45,061 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 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 09:27:45,092 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:27:45,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:45,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 09:27:45,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-06 09:27:45,208 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470029316] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:45,208 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:45,208 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-06 09:27:45,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406219902] [2021-06-06 09:27:45,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 09:27:45,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:45,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 09:27:45,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-06-06 09:27:45,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:45,210 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:45,210 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 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 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:45,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:45,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:45,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:45,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:45,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:45,589 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 09:27:45,590 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:45,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:45,590 INFO L82 PathProgramCache]: Analyzing trace with hash 26308523, now seen corresponding path program 9 times [2021-06-06 09:27:45,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:45,590 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723046193] [2021-06-06 09:27:45,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:45,678 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 09:27:45,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:45,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723046193] [2021-06-06 09:27:45,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723046193] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:45,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002548584] [2021-06-06 09:27:45,678 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 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 09:27:45,708 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 09:27:45,709 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:45,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 09:27:45,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:46,042 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-06 09:27:46,042 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:27:46,043 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 09:27:47,006 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 263 [2021-06-06 09:27:47,127 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 266 [2021-06-06 09:27:47,269 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 266 [2021-06-06 09:27:47,409 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 274 [2021-06-06 09:27:47,558 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 264 [2021-06-06 09:27:49,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 09:27:49,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:27:49,091 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 09:27:49,091 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-06-06 09:27:49,097 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 09:27:49,097 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002548584] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:49,097 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:49,097 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 20 [2021-06-06 09:27:49,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549752867] [2021-06-06 09:27:49,098 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 09:27:49,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:49,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 09:27:49,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-06-06 09:27:49,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:49,099 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:49,099 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 20 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 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:49,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:49,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:49,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:49,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 09:27:49,377 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:49,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:49,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1671247371, now seen corresponding path program 10 times [2021-06-06 09:27:49,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:49,378 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376195642] [2021-06-06 09:27:49,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:49,504 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 09:27:49,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:49,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376195642] [2021-06-06 09:27:49,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376195642] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:49,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190569931] [2021-06-06 09:27:49,504 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 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 09:27:49,547 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 09:27:49,547 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:49,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 09:27:49,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:49,619 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 09:27:49,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190569931] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:49,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:49,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 09:27:49,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501288640] [2021-06-06 09:27:49,620 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 09:27:49,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:49,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 09:27:49,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-06-06 09:27:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:49,621 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:49,621 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 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:49,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:49,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:49,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:49,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:49,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:50,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:50,009 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:50,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:50,009 INFO L82 PathProgramCache]: Analyzing trace with hash 292131668, now seen corresponding path program 11 times [2021-06-06 09:27:50,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:50,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608469387] [2021-06-06 09:27:50,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 09:27:50,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:50,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608469387] [2021-06-06 09:27:50,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608469387] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:50,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465543082] [2021-06-06 09:27:50,142 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 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 09:27:50,183 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 09:27:50,183 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:50,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 09:27:50,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:50,342 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 09:27:50,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465543082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:50,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:50,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-06 09:27:50,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65134216] [2021-06-06 09:27:50,344 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 09:27:50,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:50,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 09:27:50,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2021-06-06 09:27:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:50,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:50,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 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 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:50,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:50,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:50,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:27:50,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable314 [2021-06-06 09:27:50,877 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:50,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:50,877 INFO L82 PathProgramCache]: Analyzing trace with hash 530399668, now seen corresponding path program 12 times [2021-06-06 09:27:50,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:50,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085065240] [2021-06-06 09:27:50,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 09:27:51,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:51,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085065240] [2021-06-06 09:27:51,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085065240] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:51,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135930172] [2021-06-06 09:27:51,057 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 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 09:27:51,118 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 09:27:51,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:51,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 09:27:51,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:27:51,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135930172] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:51,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:51,429 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 26 [2021-06-06 09:27:51,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218770878] [2021-06-06 09:27:51,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 09:27:51,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:51,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 09:27:51,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2021-06-06 09:27:51,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:51,430 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:51,430 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.3703703703703705) internal successors, (37), 26 states have internal predecessors, (37), 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 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:51,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:51,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:51,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:51,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:27:51,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:51,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:51,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:27:51,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 09:27:52,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:52,101 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:52,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:52,101 INFO L82 PathProgramCache]: Analyzing trace with hash -673226924, now seen corresponding path program 13 times [2021-06-06 09:27:52,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:52,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108452367] [2021-06-06 09:27:52,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 09:27:52,290 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:52,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108452367] [2021-06-06 09:27:52,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108452367] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:52,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315314582] [2021-06-06 09:27:52,291 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 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 09:27:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:52,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 09:27:52,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 09:27:52,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315314582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:52,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 09:27:52,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-06 09:27:52,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172839415] [2021-06-06 09:27:52,536 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 09:27:52,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 09:27:52,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 09:27:52,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=493, Unknown=0, NotChecked=0, Total=552 [2021-06-06 09:27:52,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:52,537 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 09:27:52,537 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 09:27:52,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:52,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:52,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:52,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 09:27:52,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 09:27:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 09:27:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 09:27:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 09:27:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 09:27:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 09:27:53,060 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable316 [2021-06-06 09:27:53,061 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 09:27:53,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 09:27:53,061 INFO L82 PathProgramCache]: Analyzing trace with hash 669054388, now seen corresponding path program 14 times [2021-06-06 09:27:53,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 09:27:53,061 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700250565] [2021-06-06 09:27:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 09:27:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 09:27:53,216 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 09:27:53,216 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 09:27:53,216 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700250565] [2021-06-06 09:27:53,216 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700250565] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 09:27:53,216 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165963743] [2021-06-06 09:27:53,216 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:27:53,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 09:27:53,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 09:27:53,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 09:27:53,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 09:27:53,952 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-06-06 09:27:53,953 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 09:27:53,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-06-06 09:27:54,916 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 298 [2021-06-06 09:27:55,099 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 380 [2021-06-06 09:27:55,248 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 383 [2021-06-06 09:27:56,642 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 513 [2021-06-06 09:27:56,876 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 516 [2021-06-06 09:27:57,309 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 757 [2021-06-06 09:27:57,822 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 782 [2021-06-06 09:27:58,839 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 397 [2021-06-06 09:27:59,003 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 432 [2021-06-06 09:27:59,213 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 439 [2021-06-06 09:28:00,054 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 387 [2021-06-06 09:28:00,765 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 365 [2021-06-06 09:28:00,877 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 392 [2021-06-06 09:28:01,144 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 687 [2021-06-06 09:28:01,480 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 720 [2021-06-06 09:28:01,902 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 727 [2021-06-06 09:28:02,594 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 985 [2021-06-06 09:28:03,399 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 1140 DAG size of output: 1008 [2021-06-06 09:28:04,821 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1924 DAG size of output: 1536 [2021-06-06 09:28:05,998 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 483 [2021-06-06 09:28:06,200 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 486 [2021-06-06 09:28:07,012 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 347 [2021-06-06 09:28:07,385 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 711 [2021-06-06 09:28:07,836 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 737 [2021-06-06 09:28:08,603 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 367 [2021-06-06 09:28:08,744 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 402 [2021-06-06 09:28:08,929 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 408 [2021-06-06 09:28:10,462 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 657 [2021-06-06 09:28:10,769 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 690 [2021-06-06 09:28:11,138 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 696 [2021-06-06 09:28:11,731 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 1082 DAG size of output: 940 [2021-06-06 09:28:12,437 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 964 [2021-06-06 09:28:13,705 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1466 [2021-06-06 09:28:16,811 WARN L205 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 3619 DAG size of output: 2834 [2021-06-06 09:28:20,411 WARN L205 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 3664 DAG size of output: 2879 [2021-06-06 09:28:24,564 WARN L205 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 3688 DAG size of output: 2903 [2021-06-06 09:28:28,695 WARN L205 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 3688 DAG size of output: 2903 [2021-06-06 09:28:33,590 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 3707 DAG size of output: 2922 [2021-06-06 09:28:38,088 WARN L205 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 2924 DAG size of output: 2915 [2021-06-06 09:28:42,970 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 2912 DAG size of output: 3217 [2021-06-06 09:28:50,558 WARN L205 SmtUtils]: Spent 7.57 s on a formula simplification. DAG size of input: 2696 DAG size of output: 3553 [2021-06-06 09:28:50,724 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 2516 [2021-06-06 09:28:51,837 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 278 [2021-06-06 09:28:53,610 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 2495 DAG size of output: 2494 [2021-06-06 09:28:59,771 WARN L205 SmtUtils]: Spent 6.15 s on a formula simplification. DAG size of input: 2493 DAG size of output: 3700 [2021-06-06 09:29:00,054 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 2169 DAG size of output: 2169 [2021-06-06 09:29:00,326 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2126 DAG size of output: 2126 [2021-06-06 09:29:01,238 WARN L205 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 977 [2021-06-06 09:29:03,193 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 257 [2021-06-06 09:29:03,413 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 340 [2021-06-06 09:29:03,704 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 396 [2021-06-06 09:29:04,142 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 592 [2021-06-06 09:29:05,090 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 243 [2021-06-06 09:29:05,411 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 265 [2021-06-06 09:29:05,703 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 425 [2021-06-06 09:29:06,140 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 623 [2021-06-06 09:29:07,129 WARN L205 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 844 [2021-06-06 09:29:08,451 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 322 [2021-06-06 09:29:08,725 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 350 [2021-06-06 09:29:09,638 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 285 [2021-06-06 09:29:09,876 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 391 [2021-06-06 09:29:10,179 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 449 [2021-06-06 09:29:11,078 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 238 [2021-06-06 09:29:11,274 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 360 [2021-06-06 09:29:11,543 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 396 [2021-06-06 09:29:11,869 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 455 [2021-06-06 09:29:12,587 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 659 [2021-06-06 09:29:13,493 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 827 DAG size of output: 710 [2021-06-06 09:29:14,355 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 245 [2021-06-06 09:29:14,515 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 305 [2021-06-06 09:29:14,732 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 409 [2021-06-06 09:29:15,025 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 472 [2021-06-06 09:29:16,114 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 275 [2021-06-06 09:29:16,319 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 374 [2021-06-06 09:29:16,575 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 411 [2021-06-06 09:29:16,913 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 475 [2021-06-06 09:29:17,602 WARN L205 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 714 [2021-06-06 09:29:19,342 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 1682 DAG size of output: 1237 [2021-06-06 09:29:22,224 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 2518 DAG size of output: 1697 [2021-06-06 09:29:25,503 WARN L205 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 2537 DAG size of output: 1736 [2021-06-06 09:29:29,758 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 2890 DAG size of output: 1831 [2021-06-06 09:29:30,820 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 700 DAG size of output: 1050 [2021-06-06 09:29:31,174 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 660 [2021-06-06 09:29:31,746 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 647 DAG size of output: 823 [2021-06-06 09:29:32,741 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 257 [2021-06-06 09:29:32,940 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 285 [2021-06-06 09:29:33,189 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 348 [2021-06-06 09:29:33,558 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 513 [2021-06-06 09:29:33,741 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 429 [2021-06-06 09:29:34,661 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 283 [2021-06-06 09:29:34,847 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 309 [2021-06-06 09:29:35,722 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 270 [2021-06-06 09:29:35,887 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-06-06 09:29:36,251 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 492 [2021-06-06 09:29:36,761 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 624 [2021-06-06 09:29:37,488 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 814 [2021-06-06 09:29:38,641 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1338 DAG size of output: 1058 [2021-06-06 09:29:40,383 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 1723 DAG size of output: 1396 [2021-06-06 09:29:41,237 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 828 [2021-06-06 09:29:41,974 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 766 [2021-06-06 09:29:42,328 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 639 [2021-06-06 09:29:42,440 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 332 [2021-06-06 09:29:44,044 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 248 [2021-06-06 09:29:44,200 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 212 [2021-06-06 09:29:44,479 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 699 DAG size of output: 388 [2021-06-06 09:29:45,069 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 707 [2021-06-06 09:29:45,955 WARN L205 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 1357 DAG size of output: 863 [2021-06-06 09:29:47,243 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1729 DAG size of output: 1197 [2021-06-06 09:29:50,452 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 2363 DAG size of output: 1672 [2021-06-06 09:29:54,156 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 2424 DAG size of output: 1716 [2021-06-06 09:29:59,502 WARN L205 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 2831 DAG size of output: 1844 [2021-06-06 09:30:10,903 WARN L205 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 5382 DAG size of output: 3237 [2021-06-06 09:30:12,381 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 707 DAG size of output: 1000 [2021-06-06 09:30:12,942 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 712 [2021-06-06 09:30:13,740 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 877 [2021-06-06 09:30:14,212 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 729 [2021-06-06 09:30:15,073 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 262 [2021-06-06 09:30:15,305 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 300 [2021-06-06 09:30:15,538 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 374 [2021-06-06 09:30:16,429 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 229 [2021-06-06 09:30:17,251 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 344 [2021-06-06 09:30:18,197 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 334 [2021-06-06 09:30:19,268 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 369 [2021-06-06 09:30:19,712 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 560 [2021-06-06 09:30:20,497 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 726 [2021-06-06 09:30:21,461 WARN L205 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 768 [2021-06-06 09:30:22,774 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 1071 DAG size of output: 879 [2021-06-06 09:30:24,051 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1304 DAG size of output: 904 [2021-06-06 09:30:25,989 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 1744 DAG size of output: 1304 [2021-06-06 09:30:28,639 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 2015 DAG size of output: 1655 [2021-06-06 09:30:29,435 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 879 [2021-06-06 09:30:29,805 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 490 [2021-06-06 09:30:30,094 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 491 [2021-06-06 09:30:31,410 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 260 [2021-06-06 09:30:32,269 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 289 [2021-06-06 09:30:32,532 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 317 [2021-06-06 09:30:32,908 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 433 [2021-06-06 09:30:33,671 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 666 [2021-06-06 09:30:34,659 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 803 [2021-06-06 09:30:34,833 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 354 [2021-06-06 09:30:35,482 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 338 [2021-06-06 09:30:35,669 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 377 [2021-06-06 09:30:35,931 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 443 [2021-06-06 09:30:37,210 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1314 DAG size of output: 1007 [2021-06-06 09:30:39,131 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1586 DAG size of output: 1355 [2021-06-06 09:30:43,909 WARN L205 SmtUtils]: Spent 4.77 s on a formula simplification. DAG size of input: 2617 DAG size of output: 2064 [2021-06-06 09:30:50,664 WARN L205 SmtUtils]: Spent 6.74 s on a formula simplification. DAG size of input: 2989 DAG size of output: 2220 [2021-06-06 09:30:57,847 WARN L205 SmtUtils]: Spent 7.17 s on a formula simplification. DAG size of input: 3049 DAG size of output: 2305 [2021-06-06 09:30:58,527 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 573 [2021-06-06 09:30:59,191 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 296 [2021-06-06 09:30:59,355 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 358 [2021-06-06 09:31:00,040 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 451 [2021-06-06 09:31:00,931 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 215 [2021-06-06 09:31:01,077 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 254 [2021-06-06 09:31:01,295 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 348 [2021-06-06 09:31:01,577 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 399 [2021-06-06 09:31:01,936 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 425 [2021-06-06 09:31:02,375 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 485 [2021-06-06 09:31:02,895 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 521 [2021-06-06 09:31:04,112 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 328 [2021-06-06 09:31:04,351 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 369 [2021-06-06 09:31:04,673 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 394 [2021-06-06 09:31:05,193 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 433 [2021-06-06 09:31:05,696 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 517 [2021-06-06 09:31:06,313 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 580 [2021-06-06 09:31:07,591 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 978 DAG size of output: 863 [2021-06-06 09:31:08,451 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2021-06-06 09:31:08,603 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 256 [2021-06-06 09:31:08,848 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-06-06 09:31:09,157 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 442 [2021-06-06 09:31:09,345 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 292 [2021-06-06 09:31:09,951 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 328 [2021-06-06 09:31:10,173 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 391 [2021-06-06 09:31:10,449 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 450 [2021-06-06 09:31:11,107 WARN L205 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 639 [2021-06-06 09:31:12,146 WARN L205 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 715 [2021-06-06 09:31:14,486 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 1872 DAG size of output: 1482 [2021-06-06 09:31:17,554 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 2070 DAG size of output: 1568 [2021-06-06 09:31:17,685 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 361 [2021-06-06 09:31:18,264 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 344 [2021-06-06 09:31:18,459 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 367 [2021-06-06 09:31:19,018 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 246 [2021-06-06 09:31:19,349 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 486 [2021-06-06 09:31:20,326 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 243 [2021-06-06 09:31:20,485 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 266 [2021-06-06 09:31:20,670 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 324 [2021-06-06 09:31:20,951 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 457 [2021-06-06 09:31:21,331 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 599 [2021-06-06 09:31:22,156 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 817 [2021-06-06 09:31:23,276 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 1006 DAG size of output: 867 [2021-06-06 09:31:24,476 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 388 [2021-06-06 09:31:24,697 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 406 [2021-06-06 09:31:24,978 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 422 [2021-06-06 09:31:25,326 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 470 [2021-06-06 09:31:27,041 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 1433 DAG size of output: 1082 [2021-06-06 09:31:32,052 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 2994 DAG size of output: 2129 [2021-06-06 09:31:37,729 WARN L205 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 3038 DAG size of output: 2179 [2021-06-06 09:31:51,842 WARN L205 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 5719 DAG size of output: 3928 [2021-06-06 09:32:18,858 WARN L205 SmtUtils]: Spent 26.99 s on a formula simplification. DAG size of input: 8989 DAG size of output: 5710 [2021-06-06 09:32:19,879 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 329 [2021-06-06 09:32:20,064 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 340 [2021-06-06 09:32:50,282 WARN L205 SmtUtils]: Spent 30.20 s on a formula simplification. DAG size of input: 9287 DAG size of output: 5929 [2021-06-06 09:33:26,343 WARN L205 SmtUtils]: Spent 36.02 s on a formula simplification. DAG size of input: 10982 DAG size of output: 7649 [2021-06-06 09:33:27,442 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 295 [2021-06-06 09:33:27,636 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 410 [2021-06-06 09:33:27,871 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 416 [2021-06-06 09:34:04,625 WARN L205 SmtUtils]: Spent 36.74 s on a formula simplification. DAG size of input: 11394 DAG size of output: 7943 [2021-06-06 09:34:41,883 WARN L205 SmtUtils]: Spent 37.21 s on a formula simplification. DAG size of input: 11649 DAG size of output: 8097 [2021-06-06 09:35:27,658 WARN L205 SmtUtils]: Spent 45.72 s on a formula simplification. DAG size of input: 12976 DAG size of output: 9218 [2021-06-06 09:35:31,257 WARN L205 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1636 [2021-06-06 09:35:31,414 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1238 [2021-06-06 09:35:32,817 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 1217 DAG size of output: 1216 [2021-06-06 09:35:36,391 WARN L205 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 1215 DAG size of output: 1779 [2021-06-06 09:35:36,541 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1093 DAG size of output: 1093 [2021-06-06 09:35:36,679 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1052 [2021-06-06 09:35:37,740 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 686 DAG size of output: 991 [2021-06-06 09:35:38,537 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 739 [2021-06-06 09:35:39,446 WARN L205 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 766 [2021-06-06 09:35:40,219 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 791 [2021-06-06 09:35:40,590 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 441 [2021-06-06 09:35:41,280 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 258 [2021-06-06 09:35:41,457 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 291 [2021-06-06 09:35:41,832 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 348 [2021-06-06 09:35:42,155 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 453 [2021-06-06 09:35:42,555 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 477 [2021-06-06 09:35:44,099 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 417 [2021-06-06 09:35:44,404 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 435 [2021-06-06 09:35:45,179 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 758 [2021-06-06 09:35:46,227 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1152 DAG size of output: 843 [2021-06-06 09:35:47,604 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 1254 DAG size of output: 1015 [2021-06-06 09:35:48,493 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 765 [2021-06-06 09:35:49,640 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 675 DAG size of output: 790 [2021-06-06 09:35:49,919 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 428 [2021-06-06 09:35:50,608 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 281 [2021-06-06 09:35:50,834 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 391 [2021-06-06 09:35:51,192 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 464 [2021-06-06 09:35:51,432 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 267 [2021-06-06 09:35:52,091 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2021-06-06 09:35:52,255 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 259 [2021-06-06 09:35:53,031 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 265 [2021-06-06 09:35:53,213 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 290 [2021-06-06 09:35:53,594 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 384 [2021-06-06 09:35:54,490 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 261 [2021-06-06 09:35:54,973 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 319 [2021-06-06 09:35:55,253 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 344 [2021-06-06 09:35:56,004 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 516 [2021-06-06 09:35:57,002 WARN L205 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 578 [2021-06-06 09:35:58,259 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 819 DAG size of output: 697 [2021-06-06 09:35:59,903 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 1184 DAG size of output: 905 [2021-06-06 09:36:01,990 WARN L205 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 1312 DAG size of output: 996 [2021-06-06 09:36:04,593 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 1416 DAG size of output: 1170 [2021-06-06 09:36:09,015 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 1833 DAG size of output: 1517 [2021-06-06 09:36:14,880 WARN L205 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 2174 DAG size of output: 1614 [2021-06-06 09:36:15,259 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 546 [2021-06-06 09:36:15,444 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 391 [2021-06-06 09:36:15,644 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 417 [2021-06-06 09:36:15,964 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 455 [2021-06-06 09:36:17,430 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 216 [2021-06-06 09:36:17,601 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 246 [2021-06-06 09:36:17,831 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 330 [2021-06-06 09:36:18,204 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 454 [2021-06-06 09:36:18,714 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 572 [2021-06-06 09:36:18,981 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 323 [2021-06-06 09:36:20,163 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 162 [2021-06-06 09:36:20,318 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 220 [2021-06-06 09:36:20,522 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 247 [2021-06-06 09:36:20,807 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 336 [2021-06-06 09:36:21,184 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 404 [2021-06-06 09:36:21,756 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 290 [2021-06-06 09:36:22,347 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 578 [2021-06-06 09:36:23,519 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 933 DAG size of output: 641 [2021-06-06 09:36:24,883 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 960 DAG size of output: 668 [2021-06-06 09:36:26,762 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 1138 DAG size of output: 701 [2021-06-06 09:36:26,981 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 487 [2021-06-06 09:36:27,225 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 380 [2021-06-06 09:36:27,386 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 398 [2021-06-06 09:36:27,555 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 362 [2021-06-06 09:36:28,642 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 219 [2021-06-06 09:36:28,826 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 243 [2021-06-06 09:36:29,071 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 341 [2021-06-06 09:36:29,413 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 403 [2021-06-06 09:36:29,882 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 476 [2021-06-06 09:36:30,058 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 380 [2021-06-06 09:36:30,229 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 398 [2021-06-06 09:36:31,291 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 313 [2021-06-06 09:36:31,458 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 333 [2021-06-06 09:36:31,713 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 401 [2021-06-06 09:36:32,079 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 471 [2021-06-06 09:36:33,022 WARN L205 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 837 DAG size of output: 632 [2021-06-06 09:36:34,264 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 1009 DAG size of output: 667 [2021-06-06 09:36:37,420 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 1961 DAG size of output: 1076 [2021-06-06 09:36:46,544 WARN L205 SmtUtils]: Spent 9.12 s on a formula simplification. DAG size of input: 3390 DAG size of output: 2173 [2021-06-06 09:36:57,214 WARN L205 SmtUtils]: Spent 10.31 s on a formula simplification. DAG size of input: 3507 DAG size of output: 2263 [2021-06-06 09:37:09,312 WARN L205 SmtUtils]: Spent 12.08 s on a formula simplification. DAG size of input: 4235 DAG size of output: 2787 [2021-06-06 09:37:21,754 WARN L205 SmtUtils]: Spent 12.42 s on a formula simplification. DAG size of input: 4456 DAG size of output: 2926 [2021-06-06 09:37:34,292 WARN L205 SmtUtils]: Spent 12.52 s on a formula simplification. DAG size of input: 4635 DAG size of output: 3051 [2021-06-06 09:37:48,954 WARN L205 SmtUtils]: Spent 14.64 s on a formula simplification. DAG size of input: 5120 DAG size of output: 3306 [2021-06-06 09:38:49,950 WARN L205 SmtUtils]: Spent 1.02 m on a formula simplification. DAG size of input: 16679 DAG size of output: 11341 [2021-06-06 09:39:56,512 WARN L205 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 16692 DAG size of output: 11355 [2021-06-06 09:41:06,261 WARN L205 SmtUtils]: Spent 1.16 m on a formula simplification. DAG size of input: 16692 DAG size of output: 11355 Received shutdown request... [2021-06-06 09:42:17,228 WARN L205 SmtUtils]: Spent 1.18 m on a formula simplification. DAG size of input: 16701 DAG size of output: 11364 [2021-06-06 09:42:17,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 09:42:17,465 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 09:42:17,473 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 09:42:17,474 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 09:42:17,474 INFO L202 PluginConnector]: Adding new model unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 09:42:17 BasicIcfg [2021-06-06 09:42:17,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 09:42:17,474 INFO L168 Benchmark]: Toolchain (without parser) took 877179.19 ms. Allocated memory was 377.5 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 357.4 MB in the beginning and 838.8 MB in the end (delta: -481.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-06 09:42:17,474 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 377.5 MB. Free memory was 358.5 MB in the beginning and 358.5 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:42:17,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.56 ms. Allocated memory is still 377.5 MB. Free memory was 357.3 MB in the beginning and 355.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 09:42:17,475 INFO L168 Benchmark]: Boogie Preprocessor took 16.11 ms. Allocated memory is still 377.5 MB. Free memory was 355.9 MB in the beginning and 354.9 MB in the end (delta: 954.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 09:42:17,475 INFO L168 Benchmark]: RCFGBuilder took 274.06 ms. Allocated memory is still 377.5 MB. Free memory was 354.9 MB in the beginning and 338.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-06 09:42:17,475 INFO L168 Benchmark]: TraceAbstraction took 876862.31 ms. Allocated memory was 377.5 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 338.3 MB in the beginning and 838.8 MB in the end (delta: -500.5 MB). Peak memory consumption was 987.0 MB. Max. memory is 16.0 GB. [2021-06-06 09:42:17,475 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 0.14 ms. Allocated memory is still 377.5 MB. Free memory was 358.5 MB in the beginning and 358.5 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.56 ms. Allocated memory is still 377.5 MB. Free memory was 357.3 MB in the beginning and 355.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.11 ms. Allocated memory is still 377.5 MB. Free memory was 355.9 MB in the beginning and 354.9 MB in the end (delta: 954.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 274.06 ms. Allocated memory is still 377.5 MB. Free memory was 354.9 MB in the beginning and 338.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 876862.31 ms. Allocated memory was 377.5 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 338.3 MB in the beginning and 838.8 MB in the end (delta: -500.5 MB). Peak memory consumption was 987.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 456, positive: 304, positive conditional: 304, positive unconditional: 0, negative: 152, negative conditional: 152, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 304, positive: 304, positive conditional: 304, 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: 304, positive: 304, positive conditional: 0, positive unconditional: 304, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 304, positive: 300, positive conditional: 0, positive unconditional: 300, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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): 4, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, 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: 152 - TimeoutResultAtElement [Line: 57]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 25 with TraceHistMax 12,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, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 876778.0ms, OverallIterations: 16, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.3ms, PartialOrderReductionTime: 2051.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 161, 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: 71.3ms SsaConstructionTime, 323.7ms SatisfiabilityAnalysisTime, 6373.9ms InterpolantComputationTime, 471 NumberOfCodeBlocks, 471 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 442 ConstructedInterpolants, 0 QuantifiedInterpolants, 2246 SizeOfPredicates, 22 NumberOfNonLiveVariables, 889 ConjunctsInSsa, 206 ConjunctsInUnsatCore, 29 InterpolantComputations, 1 PerfectInterpolantSequences, 140/770 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