/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 21:21:56,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 21:21:56,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 21:21:56,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-09 21:21:56,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 21:21:56,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 21:21:56,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 21:21:56,457 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-None-NoLbe.epf [2021-07-09 21:21:56,491 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 21:21:56,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 21:21:56,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 21:21:56,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 21:21:56,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 21:21:56,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 21:21:56,494 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 21:21:56,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 21:21:56,495 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 21:21:56,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 21:21:56,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 21:21:56,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 21:21:56,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:21:56,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 21:21:56,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-09 21:21:56,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 21:21:56,499 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 21:21:56,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 21:21:56,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 21:21:56,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 21:21:56,855 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-09 21:21:56,856 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-09 21:21:56,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl [2021-07-09 21:21:56,857 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl' [2021-07-09 21:21:56,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 21:21:56,885 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-09 21:21:56,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 21:21:56,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 21:21:56,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 21:21:56,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 21:21:56,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 21:21:56,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 21:21:56,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 21:21:56,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/1) ... [2021-07-09 21:21:56,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 21:21:56,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 21:21:56,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 21:21:56,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 21:21:56,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (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 [2021-07-09 21:21:57,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-09 21:21:57,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-09 21:21:57,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-09 21:21:57,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-09 21:21:57,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-09 21:21:57,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-09 21:21:57,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-09 21:21:57,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 21:21:57,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 21:21:57,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-09 21:21:57,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-09 21:21:57,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-09 21:21:57,008 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 21:21:57,237 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 21:21:57,237 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-09 21:21:57,239 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:21:57 BoogieIcfgContainer [2021-07-09 21:21:57,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 21:21:57,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 21:21:57,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 21:21:57,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 21:21:57,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:21:56" (1/2) ... [2021-07-09 21:21:57,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10a99da8 and model type sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:21:57, skipping insertion in model container [2021-07-09 21:21:57,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:21:57" (2/2) ... [2021-07-09 21:21:57,245 INFO L111 eAbstractionObserver]: Analyzing ICFG sum-fun.wvr.bpl [2021-07-09 21:21:57,250 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 21:21:57,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 21:21:57,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 21:21:57,251 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 21:21:57,283 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-09 21:21:57,301 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-07-09 21:21:57,340 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 21:21:57,340 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 21:21:57,341 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 21:21:57,341 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 21:21:57,341 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 21:21:57,341 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 21:21:57,341 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 21:21:57,341 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 21:21:57,350 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 29 transitions, 82 flow [2021-07-09 21:21:57,369 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 112 states, 111 states have (on average 2.810810810810811) internal successors, (312), 111 states have internal predecessors, (312), 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) [2021-07-09 21:21:57,381 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:21:57,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:21:57,391 INFO L82 PathProgramCache]: Analyzing trace with hash -924986746, now seen corresponding path program 1 times [2021-07-09 21:21:57,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:21:57,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163377817] [2021-07-09 21:21:57,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:21:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:21:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:21:57,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:21:57,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163377817] [2021-07-09 21:21:57,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163377817] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:21:57,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084609284] [2021-07-09 21:21:57,686 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 [2021-07-09 21:21:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:21:57,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-09 21:21:57,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:21:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:21:57,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084609284] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:21:57,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:21:57,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-09 21:21:57,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980528527] [2021-07-09 21:21:57,947 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-09 21:21:57,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:21:57,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-09 21:21:57,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-07-09 21:21:57,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:21:57,963 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:21:57,963 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 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) [2021-07-09 21:21:57,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:21:58,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:21:58,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-09 21:21:58,289 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:21:58,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:21:58,290 INFO L82 PathProgramCache]: Analyzing trace with hash -718642012, now seen corresponding path program 2 times [2021-07-09 21:21:58,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:21:58,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253762615] [2021-07-09 21:21:58,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:21:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:21:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:21:58,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:21:58,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253762615] [2021-07-09 21:21:58,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253762615] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:21:58,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852524041] [2021-07-09 21:21:58,736 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:21:58,773 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 21:21:58,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:21:58,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-09 21:21:58,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:21:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:21:59,187 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:21:59,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 28 [2021-07-09 21:21:59,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:21:59,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:21:59,257 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-09 21:21:59,258 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:73 [2021-07-09 21:21:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:21:59,389 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852524041] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:21:59,389 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:21:59,389 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-07-09 21:21:59,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147888312] [2021-07-09 21:21:59,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-09 21:21:59,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:21:59,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-09 21:21:59,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-07-09 21:21:59,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:21:59,394 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:21:59,394 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.4210526315789473) internal successors, (46), 19 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:21:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:21:59,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:00,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:00,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:00,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:00,702 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:00,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:00,702 INFO L82 PathProgramCache]: Analyzing trace with hash 301283936, now seen corresponding path program 3 times [2021-07-09 21:22:00,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:00,703 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258885501] [2021-07-09 21:22:00,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:00,827 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:00,827 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258885501] [2021-07-09 21:22:00,827 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258885501] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:00,827 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137128069] [2021-07-09 21:22:00,828 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:00,878 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-09 21:22:00,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:00,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-09 21:22:00,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:01,129 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137128069] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:01,129 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:01,129 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-07-09 21:22:01,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781217846] [2021-07-09 21:22:01,130 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 21:22:01,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:01,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 21:22:01,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-07-09 21:22:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:01,134 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:01,134 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 18 states have internal predecessors, (48), 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) [2021-07-09 21:22:01,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:01,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:01,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:01,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:01,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:01,628 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:01,629 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:01,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:01,630 INFO L82 PathProgramCache]: Analyzing trace with hash -162980508, now seen corresponding path program 4 times [2021-07-09 21:22:01,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:01,630 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799249181] [2021-07-09 21:22:01,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:22:01,754 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:01,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799249181] [2021-07-09 21:22:01,755 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799249181] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:01,755 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464923072] [2021-07-09 21:22:01,755 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:01,815 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 21:22:01,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:01,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-09 21:22:01,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 21:22:01,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464923072] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:01,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:01,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 18 [2021-07-09 21:22:01,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287820089] [2021-07-09 21:22:01,991 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 21:22:01,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:01,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 21:22:01,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2021-07-09 21:22:01,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:01,992 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:01,993 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.0) internal successors, (54), 18 states have internal predecessors, (54), 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) [2021-07-09 21:22:01,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:01,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:01,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:01,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:02,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:02,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:02,393 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:02,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:02,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1455061664, now seen corresponding path program 5 times [2021-07-09 21:22:02,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:02,393 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511444055] [2021-07-09 21:22:02,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:03,321 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:03,321 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511444055] [2021-07-09 21:22:03,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511444055] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:03,322 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765537431] [2021-07-09 21:22:03,322 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:03,375 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-09 21:22:03,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:03,376 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 57 conjunts are in the unsatisfiable core [2021-07-09 21:22:03,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:04,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:04,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:04,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:22:04,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:04,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2021-07-09 21:22:04,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:22:04,468 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:22:04,470 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 21:22:04,471 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:56, output treesize:5 [2021-07-09 21:22:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:04,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765537431] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:04,515 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:04,515 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 37 [2021-07-09 21:22:04,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089929717] [2021-07-09 21:22:04,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-09 21:22:04,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:04,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-09 21:22:04,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1216, Unknown=0, NotChecked=0, Total=1332 [2021-07-09 21:22:04,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:04,517 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:04,517 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.081081081081081) internal successors, (77), 37 states have internal predecessors, (77), 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) [2021-07-09 21:22:04,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:04,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:04,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:04,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:04,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:07,163 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-07-09 21:22:07,608 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 101 [2021-07-09 21:22:07,949 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-07-09 21:22:08,387 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 106 [2021-07-09 21:22:08,550 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 83 [2021-07-09 21:22:08,863 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-07-09 21:22:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:09,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:09,951 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:09,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:09,951 INFO L82 PathProgramCache]: Analyzing trace with hash 224556050, now seen corresponding path program 6 times [2021-07-09 21:22:09,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:09,952 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632431491] [2021-07-09 21:22:09,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:10,178 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:10,179 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:10,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632431491] [2021-07-09 21:22:10,179 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632431491] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:10,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444543357] [2021-07-09 21:22:10,179 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:10,223 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-07-09 21:22:10,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:10,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-09 21:22:10,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:10,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444543357] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:10,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:10,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 40 [2021-07-09 21:22:10,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500431338] [2021-07-09 21:22:10,736 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-09 21:22:10,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:10,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-09 21:22:10,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=1261, Unknown=0, NotChecked=0, Total=1560 [2021-07-09 21:22:10,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:10,737 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:10,737 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.325) internal successors, (93), 40 states have internal predecessors, (93), 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) [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:10,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:11,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:11,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:11,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:11,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:11,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:11,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:11,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:11,353 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:11,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:11,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1727502286, now seen corresponding path program 7 times [2021-07-09 21:22:11,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:11,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499767995] [2021-07-09 21:22:11,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 36 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:12,690 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:12,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499767995] [2021-07-09 21:22:12,690 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499767995] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:12,690 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193956516] [2021-07-09 21:22:12,690 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:12,741 WARN L261 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 90 conjunts are in the unsatisfiable core [2021-07-09 21:22:12,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:14,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:22:14,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:14,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:22:14,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 30 [2021-07-09 21:22:14,141 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:22:14,146 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:22:14,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 21:22:14,147 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:78, output treesize:5 [2021-07-09 21:22:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:14,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193956516] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:14,190 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:14,190 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 49 [2021-07-09 21:22:14,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982985410] [2021-07-09 21:22:14,191 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-09 21:22:14,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:14,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-09 21:22:14,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2179, Unknown=0, NotChecked=0, Total=2352 [2021-07-09 21:22:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:14,192 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:14,192 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.204081632653061) internal successors, (108), 49 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:22:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:14,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:17,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:18,167 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-07-09 21:22:18,167 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:18,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:18,168 INFO L82 PathProgramCache]: Analyzing trace with hash -442729078, now seen corresponding path program 8 times [2021-07-09 21:22:18,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:18,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648573840] [2021-07-09 21:22:18,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 100 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:18,479 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:18,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648573840] [2021-07-09 21:22:18,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648573840] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:18,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878637411] [2021-07-09 21:22:18,479 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:18,525 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 21:22:18,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:18,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-09 21:22:18,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 121 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:19,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878637411] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:19,217 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:19,217 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2021-07-09 21:22:19,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266896540] [2021-07-09 21:22:19,220 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-09 21:22:19,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:19,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-09 21:22:19,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=418, Invalid=1934, Unknown=0, NotChecked=0, Total=2352 [2021-07-09 21:22:19,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:19,222 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:19,223 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.2857142857142856) internal successors, (112), 49 states have internal predecessors, (112), 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) [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:20,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:20,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:20,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:20,633 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:20,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:20,633 INFO L82 PathProgramCache]: Analyzing trace with hash 69966718, now seen corresponding path program 9 times [2021-07-09 21:22:20,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:20,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030772919] [2021-07-09 21:22:20,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 172 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:21,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:21,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030772919] [2021-07-09 21:22:21,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030772919] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:21,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790621012] [2021-07-09 21:22:21,060 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:21,128 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-07-09 21:22:21,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:21,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-09 21:22:21,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 172 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:21,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790621012] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:21,994 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:21,994 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 60 [2021-07-09 21:22:21,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687587737] [2021-07-09 21:22:21,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-07-09 21:22:21,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:21,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-07-09 21:22:21,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=668, Invalid=2872, Unknown=0, NotChecked=0, Total=3540 [2021-07-09 21:22:21,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:21,996 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:21,997 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 2.216666666666667) internal successors, (133), 60 states have internal predecessors, (133), 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) [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:21,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:22,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:22,585 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:22,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:22,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1160432262, now seen corresponding path program 10 times [2021-07-09 21:22:22,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:22,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989787810] [2021-07-09 21:22:22,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:22,978 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 159 proven. 237 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:22,979 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:22,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989787810] [2021-07-09 21:22:22,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989787810] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:22,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3018528] [2021-07-09 21:22:22,979 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:23,022 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 21:22:23,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:23,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-09 21:22:23,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 185 proven. 209 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-09 21:22:23,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3018528] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:23,920 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:23,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 32] total 64 [2021-07-09 21:22:23,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190158023] [2021-07-09 21:22:23,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-07-09 21:22:23,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:23,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-07-09 21:22:23,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=534, Invalid=3498, Unknown=0, NotChecked=0, Total=4032 [2021-07-09 21:22:23,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:23,922 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:23,923 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 2.296875) internal successors, (147), 64 states have internal predecessors, (147), 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) [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:25,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-09 21:22:25,725 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:25,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:25,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1821776586, now seen corresponding path program 11 times [2021-07-09 21:22:25,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:25,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894977034] [2021-07-09 21:22:25,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 144 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:28,065 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:28,065 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894977034] [2021-07-09 21:22:28,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894977034] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:28,065 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959558418] [2021-07-09 21:22:28,065 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:28,130 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-07-09 21:22:28,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:28,132 WARN L261 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 138 conjunts are in the unsatisfiable core [2021-07-09 21:22:28,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:31,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:22:31,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:22:31,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:22:31,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 120 disjoint index pairs (out of 153 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-07-09 21:22:31,103 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:22:31,107 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:22:31,108 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 21:22:31,108 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:114, output treesize:5 [2021-07-09 21:22:31,161 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:31,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959558418] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:31,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:31,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 73 [2021-07-09 21:22:31,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781086154] [2021-07-09 21:22:31,162 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-07-09 21:22:31,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:31,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-07-09 21:22:31,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=4948, Unknown=0, NotChecked=0, Total=5256 [2021-07-09 21:22:31,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:31,164 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:31,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 2.136986301369863) internal successors, (156), 73 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:31,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:31,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:31,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:31,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:39,807 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 83 [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:40,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:40,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:40,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-09 21:22:40,257 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:40,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:40,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1368893710, now seen corresponding path program 12 times [2021-07-09 21:22:40,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:40,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455400730] [2021-07-09 21:22:40,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:40,815 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 256 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:40,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:40,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455400730] [2021-07-09 21:22:40,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455400730] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:40,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648858811] [2021-07-09 21:22:40,815 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:40,872 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-07-09 21:22:40,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:40,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-09 21:22:40,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 289 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:42,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648858811] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:42,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:42,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2021-07-09 21:22:42,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061135031] [2021-07-09 21:22:42,173 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-07-09 21:22:42,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:42,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-07-09 21:22:42,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=940, Invalid=4316, Unknown=0, NotChecked=0, Total=5256 [2021-07-09 21:22:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:42,175 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:42,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 2.191780821917808) internal successors, (160), 73 states have internal predecessors, (160), 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) [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:42,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:44,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:44,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:44,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-07-09 21:22:44,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-09 21:22:44,613 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:44,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:44,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1335163110, now seen corresponding path program 13 times [2021-07-09 21:22:44,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:44,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494193515] [2021-07-09 21:22:44,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 364 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:45,349 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:45,349 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494193515] [2021-07-09 21:22:45,349 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494193515] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:45,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525789046] [2021-07-09 21:22:45,350 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:45,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-09 21:22:45,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 394 proven. 324 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-09 21:22:46,821 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525789046] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:46,821 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:46,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 40] total 82 [2021-07-09 21:22:46,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455034929] [2021-07-09 21:22:46,822 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-07-09 21:22:46,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:46,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-07-09 21:22:46,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=867, Invalid=5775, Unknown=0, NotChecked=0, Total=6642 [2021-07-09 21:22:46,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:46,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:46,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 2.231707317073171) internal successors, (183), 82 states have internal predecessors, (183), 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) [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:46,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-07-09 21:22:46,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-07-09 21:22:48,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-09 21:22:49,026 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:49,027 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:49,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:49,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1352646370, now seen corresponding path program 14 times [2021-07-09 21:22:49,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:49,027 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60038177] [2021-07-09 21:22:49,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 345 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:49,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:49,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60038177] [2021-07-09 21:22:49,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60038177] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:49,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697228927] [2021-07-09 21:22:49,819 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:49,891 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 21:22:49,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:49,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-09 21:22:49,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:22:51,523 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 383 proven. 419 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-09 21:22:51,523 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697228927] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:51,523 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:22:51,523 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 44] total 88 [2021-07-09 21:22:51,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120999247] [2021-07-09 21:22:51,524 INFO L462 AbstractCegarLoop]: Interpolant automaton has 88 states [2021-07-09 21:22:51,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:22:51,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-07-09 21:22:51,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=996, Invalid=6660, Unknown=0, NotChecked=0, Total=7656 [2021-07-09 21:22:51,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:51,526 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:22:51,527 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 88 states, 88 states have (on average 2.215909090909091) internal successors, (195), 88 states have internal predecessors, (195), 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) [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:51,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:51,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-07-09 21:22:51,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-07-09 21:22:51,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:22:54,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:22:54,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-07-09 21:22:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 21:22:54,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:54,258 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:22:54,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:22:54,258 INFO L82 PathProgramCache]: Analyzing trace with hash -984614242, now seen corresponding path program 15 times [2021-07-09 21:22:54,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:22:54,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410638515] [2021-07-09 21:22:54,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:22:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:22:58,559 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 324 proven. 564 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:22:58,559 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:22:58,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410638515] [2021-07-09 21:22:58,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410638515] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:22:58,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1740339032] [2021-07-09 21:22:58,559 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:22:58,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2021-07-09 21:22:58,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:22:58,649 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 191 conjunts are in the unsatisfiable core [2021-07-09 21:22:58,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:23:07,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:23:07,593 INFO L244 Elim1Store]: Index analysis took 260 ms [2021-07-09 21:23:08,197 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2021-07-09 21:23:08,197 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:23:08,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 33 select indices, 33 select index equivalence classes, 462 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 66 case distinctions, treesize of input 164 treesize of output 732 [2021-07-09 21:23:09,264 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 532 [2021-07-09 21:23:09,827 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 532 [2021-07-09 21:23:10,488 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 559 [2021-07-09 21:23:15,956 WARN L205 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 1645 DAG size of output: 1758 [2021-07-09 21:23:21,739 WARN L205 SmtUtils]: Spent 5.70 s on a formula simplification. DAG size of input: 1667 DAG size of output: 1781 [2021-07-09 21:24:04,278 WARN L205 SmtUtils]: Spent 42.33 s on a formula simplification. DAG size of input: 6528 DAG size of output: 6051 [2021-07-09 21:24:49,132 WARN L205 SmtUtils]: Spent 44.46 s on a formula simplification. DAG size of input: 6540 DAG size of output: 6064 [2021-07-09 21:26:46,592 WARN L205 SmtUtils]: Spent 1.95 m on a formula simplification. DAG size of input: 10102 DAG size of output: 9955 [2021-07-09 21:28:49,584 WARN L205 SmtUtils]: Spent 2.04 m on a formula simplification. DAG size of input: 10106 DAG size of output: 9959 [2021-07-09 21:32:25,453 WARN L205 SmtUtils]: Spent 3.59 m on a formula simplification. DAG size of input: 9806 DAG size of output: 9339 Received shutdown request... [2021-07-09 21:36:18,477 WARN L205 SmtUtils]: Spent 3.88 m on a formula simplification. DAG size of input: 9824 DAG size of output: 9355 [2021-07-09 21:36:18,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:36:18,701 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-09 21:36:18,707 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 21:36:18,709 WARN L196 ceAbstractionStarter]: Timeout [2021-07-09 21:36:18,710 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 09:36:18 BasicIcfg [2021-07-09 21:36:18,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 21:36:18,710 INFO L168 Benchmark]: Toolchain (without parser) took 861826.06 ms. Allocated memory was 186.6 MB in the beginning and 994.1 MB in the end (delta: 807.4 MB). Free memory was 167.1 MB in the beginning and 631.4 MB in the end (delta: -464.3 MB). Peak memory consumption was 657.0 MB. Max. memory is 8.0 GB. [2021-07-09 21:36:18,710 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 186.6 MB. Free memory is still 168.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 21:36:18,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.94 ms. Allocated memory is still 186.6 MB. Free memory was 167.0 MB in the beginning and 165.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 21:36:18,711 INFO L168 Benchmark]: Boogie Preprocessor took 18.73 ms. Allocated memory is still 186.6 MB. Free memory was 165.5 MB in the beginning and 164.6 MB in the end (delta: 928.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-09 21:36:18,711 INFO L168 Benchmark]: RCFGBuilder took 306.04 ms. Allocated memory is still 186.6 MB. Free memory was 164.5 MB in the beginning and 151.6 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-09 21:36:18,712 INFO L168 Benchmark]: TraceAbstraction took 861469.18 ms. Allocated memory was 186.6 MB in the beginning and 994.1 MB in the end (delta: 807.4 MB). Free memory was 151.1 MB in the beginning and 631.4 MB in the end (delta: -480.3 MB). Peak memory consumption was 639.2 MB. Max. memory is 8.0 GB. [2021-07-09 21:36:18,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 186.6 MB. Free memory is still 168.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.94 ms. Allocated memory is still 186.6 MB. Free memory was 167.0 MB in the beginning and 165.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.73 ms. Allocated memory is still 186.6 MB. Free memory was 165.5 MB in the beginning and 164.6 MB in the end (delta: 928.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 306.04 ms. Allocated memory is still 186.6 MB. Free memory was 164.5 MB in the beginning and 151.6 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 861469.18 ms. Allocated memory was 186.6 MB in the beginning and 994.1 MB in the end (delta: 807.4 MB). Free memory was 151.1 MB in the beginning and 631.4 MB in the end (delta: -480.3 MB). Peak memory consumption was 639.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, 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): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 107 with TraceHistMax 22,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 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 861392.0ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 27.8ms, PartialOrderReductionTime: 29912.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, InterpolantAutomatonStates: 617, 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: 132.3ms SsaConstructionTime, 598.8ms SatisfiabilityAnalysisTime, 22805.6ms InterpolantComputationTime, 1708 NumberOfCodeBlocks, 1708 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 1680 ConstructedInterpolants, 23 QuantifiedInterpolants, 30180 SizeOfPredicates, 58 NumberOfNonLiveVariables, 2177 ConjunctsInSsa, 566 ConjunctsInUnsatCore, 28 InterpolantComputations, 0 PerfectInterpolantSequences, 3296/7790 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