/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 08:16:46,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 08:16:46,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 08:16:46,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 08:16:46,532 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 08:16:46,581 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 08:16:46,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 08:16:46,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 08:16:46,582 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 08:16:46,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 08:16:46,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 08:16:46,584 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 08:16:46,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 08:16:46,585 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 08:16:46,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 08:16:46,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 08:16:46,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 08:16:46,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 08:16:46,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 08:16:46,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 08:16:46,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 08:16:46,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 08:16:46,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 08:16:46,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 08:16:46,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 08:16:46,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 08:16:46,588 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 08:16:46,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 08:16:46,606 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 08:16:46,606 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 08:16:46,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 08:16:46,621 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 08:16:46,621 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 08:16:47,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 08:16:47,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 08:16:47,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 08:16:47,164 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 08:16:47,168 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 08:16:47,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl [2021-07-10 08:16:47,169 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl' [2021-07-10 08:16:47,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 08:16:47,218 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 08:16:47,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 08:16:47,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 08:16:47,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 08:16:47,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 08:16:47,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 08:16:47,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 08:16:47,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 08:16:47,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/1) ... [2021-07-10 08:16:47,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 08:16:47,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 08:16:47,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 08:16:47,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 08:16:47,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (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 [2021-07-10 08:16:47,461 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 08:16:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 08:16:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 08:16:47,462 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 08:16:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 08:16:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 08:16:47,463 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 08:16:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 08:16:47,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 08:16:47,465 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 08:16:47,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 08:16:47,859 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-10 08:16:47,859 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 08:16:47,860 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-10 08:16:47,861 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:16:47 BoogieIcfgContainer [2021-07-10 08:16:47,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 08:16:47,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 08:16:47,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 08:16:47,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 08:16:47,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 08:16:47" (1/2) ... [2021-07-10 08:16:47,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442f7b26 and model type unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 08:16:47, skipping insertion in model container [2021-07-10 08:16:47,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 08:16:47" (2/2) ... [2021-07-10 08:16:47,868 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.bpl [2021-07-10 08:16:47,888 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 08:16:47,889 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 08:16:47,889 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 08:16:47,890 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 08:16:47,947 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 08:16:47,981 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 08:16:48,061 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 08:16:48,062 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 08:16:48,063 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 08:16:48,063 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 08:16:48,063 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 08:16:48,063 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 08:16:48,063 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 08:16:48,064 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 08:16:48,135 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:48,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:48,144 INFO L82 PathProgramCache]: Analyzing trace with hash -836581838, now seen corresponding path program 1 times [2021-07-10 08:16:48,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:48,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943047326] [2021-07-10 08:16:48,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:48,299 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:48,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943047326] [2021-07-10 08:16:48,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943047326] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 08:16:48,301 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 08:16:48,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 08:16:48,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465880669] [2021-07-10 08:16:48,305 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 08:16:48,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:48,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 08:16:48,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 08:16:48,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:48,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:48,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:48,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:48,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:48,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 08:16:48,345 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:48,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:48,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1085923484, now seen corresponding path program 1 times [2021-07-10 08:16:48,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:48,349 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997253240] [2021-07-10 08:16:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:48,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:48,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997253240] [2021-07-10 08:16:48,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997253240] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:48,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146242011] [2021-07-10 08:16:48,430 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 [2021-07-10 08:16:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:48,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-10 08:16:48,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:48,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [146242011] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:48,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:48,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-10 08:16:48,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686467982] [2021-07-10 08:16:48,547 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-10 08:16:48,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:48,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-10 08:16:48,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-10 08:16:48,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:48,548 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:48,548 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:48,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:48,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:48,797 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:48,797 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:48,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:48,812 INFO L82 PathProgramCache]: Analyzing trace with hash 719182065, now seen corresponding path program 1 times [2021-07-10 08:16:48,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:48,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969255264] [2021-07-10 08:16:48,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 08:16:48,891 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:48,891 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969255264] [2021-07-10 08:16:48,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969255264] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:48,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433843516] [2021-07-10 08:16:48,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:48,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 08:16:48,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 08:16:49,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433843516] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:49,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:49,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-10 08:16:49,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492501769] [2021-07-10 08:16:49,103 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 08:16:49,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:49,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 08:16:49,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 08:16:49,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:49,104 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:49,104 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:49,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:49,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:49,381 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:49,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:49,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1620028835, now seen corresponding path program 2 times [2021-07-10 08:16:49,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:49,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365476884] [2021-07-10 08:16:49,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:49,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:49,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365476884] [2021-07-10 08:16:49,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365476884] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:49,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135153048] [2021-07-10 08:16:49,448 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:49,490 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 08:16:49,491 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:49,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-10 08:16:49,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:49,612 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:49,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-07-10 08:16:49,618 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 08:16:49,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:49,627 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 08:16:49,627 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-07-10 08:16:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:49,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135153048] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:49,694 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:49,694 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-07-10 08:16:49,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085084194] [2021-07-10 08:16:49,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 08:16:49,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:49,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 08:16:49,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 08:16:49,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:49,695 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:49,695 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:49,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:49,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:49,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:49,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:49,972 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:49,973 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:49,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:49,973 INFO L82 PathProgramCache]: Analyzing trace with hash -518492367, now seen corresponding path program 3 times [2021-07-10 08:16:49,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:49,974 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911560278] [2021-07-10 08:16:49,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:50,068 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:50,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:50,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911560278] [2021-07-10 08:16:50,069 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911560278] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:50,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645877789] [2021-07-10 08:16:50,069 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:50,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 08:16:50,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:50,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-10 08:16:50,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:50,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645877789] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:50,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:50,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-07-10 08:16:50,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372511689] [2021-07-10 08:16:50,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 08:16:50,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:50,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 08:16:50,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-07-10 08:16:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:50,225 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:50,226 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:50,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:50,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:50,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:50,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:50,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:50,558 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:50,558 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:50,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:50,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1129677508, now seen corresponding path program 4 times [2021-07-10 08:16:50,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:50,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239145069] [2021-07-10 08:16:50,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-10 08:16:50,644 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:50,644 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239145069] [2021-07-10 08:16:50,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239145069] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:50,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828476538] [2021-07-10 08:16:50,647 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:50,677 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 08:16:50,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:50,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 08:16:50,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-10 08:16:50,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828476538] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:50,758 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:50,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-07-10 08:16:50,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686809606] [2021-07-10 08:16:50,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 08:16:50,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:50,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 08:16:50,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-07-10 08:16:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:50,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:50,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:50,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:50,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:50,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:50,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:50,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:50,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:51,138 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:51,139 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:51,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:51,139 INFO L82 PathProgramCache]: Analyzing trace with hash 322539282, now seen corresponding path program 5 times [2021-07-10 08:16:51,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:51,139 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544315218] [2021-07-10 08:16:51,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:51,255 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:51,255 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544315218] [2021-07-10 08:16:51,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544315218] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:51,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175231526] [2021-07-10 08:16:51,256 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:51,304 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 08:16:51,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:51,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 08:16:51,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 08:16:51,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175231526] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:51,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:51,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-07-10 08:16:51,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221934939] [2021-07-10 08:16:51,512 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 08:16:51,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:51,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 08:16:51,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2021-07-10 08:16:51,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:51,515 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:51,515 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.8) internal successors, (27), 14 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:51,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:51,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:51,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:51,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:51,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:51,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:51,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:51,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:51,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:51,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:51,990 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:51,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:51,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1431854851, now seen corresponding path program 6 times [2021-07-10 08:16:51,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:51,990 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134044768] [2021-07-10 08:16:51,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:52,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:52,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134044768] [2021-07-10 08:16:52,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134044768] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:52,127 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [447047201] [2021-07-10 08:16:52,127 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:52,194 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-10 08:16:52,194 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:52,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-10 08:16:52,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:52,572 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:52,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-07-10 08:16:53,060 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 08:16:53,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:53,063 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 08:16:53,063 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-07-10 08:16:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:53,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [447047201] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:53,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:53,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2021-07-10 08:16:53,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023877388] [2021-07-10 08:16:53,087 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 08:16:53,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:53,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 08:16:53,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-07-10 08:16:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:53,093 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:53,093 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:53,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:53,464 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-07-10 08:16:53,465 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:53,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:53,465 INFO L82 PathProgramCache]: Analyzing trace with hash 977354257, now seen corresponding path program 7 times [2021-07-10 08:16:53,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:53,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555284695] [2021-07-10 08:16:53,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:53,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:53,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555284695] [2021-07-10 08:16:53,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555284695] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:53,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018318873] [2021-07-10 08:16:53,957 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:54,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-10 08:16:54,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:54,162 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:54,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018318873] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:54,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:54,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-07-10 08:16:54,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083342325] [2021-07-10 08:16:54,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 08:16:54,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:54,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 08:16:54,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-07-10 08:16:54,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:54,166 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:54,166 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:54,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:54,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:54,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:54,668 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:54,669 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:54,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:54,669 INFO L82 PathProgramCache]: Analyzing trace with hash 256282596, now seen corresponding path program 8 times [2021-07-10 08:16:54,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:54,669 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642809758] [2021-07-10 08:16:54,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-07-10 08:16:54,782 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:54,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642809758] [2021-07-10 08:16:54,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642809758] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:54,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281448678] [2021-07-10 08:16:54,796 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:54,866 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 08:16:54,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:54,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 08:16:54,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-10 08:16:54,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281448678] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:54,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:54,967 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-07-10 08:16:54,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654865584] [2021-07-10 08:16:54,968 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-10 08:16:54,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:54,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-10 08:16:54,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-07-10 08:16:54,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:54,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:54,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:55,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:55,383 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-07-10 08:16:55,383 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:55,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:55,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1567875954, now seen corresponding path program 9 times [2021-07-10 08:16:55,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:55,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951786467] [2021-07-10 08:16:55,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:55,515 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:55,515 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951786467] [2021-07-10 08:16:55,515 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951786467] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:55,515 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1758388053] [2021-07-10 08:16:55,515 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:55,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-10 08:16:55,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:55,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-10 08:16:55,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:55,926 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-07-10 08:16:55,927 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:55,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-07-10 08:16:57,433 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 08:16:57,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:57,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 08:16:57,436 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-07-10 08:16:57,443 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:57,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1758388053] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:57,444 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:57,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 22 [2021-07-10 08:16:57,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739367073] [2021-07-10 08:16:57,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 08:16:57,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:57,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 08:16:57,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-07-10 08:16:57,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:57,445 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:57,445 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 22 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:57,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:57,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:57,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:57,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:57,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:16:57,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-10 08:16:57,837 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:57,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:57,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1293396402, now seen corresponding path program 10 times [2021-07-10 08:16:57,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:57,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095376085] [2021-07-10 08:16:57,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:58,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:58,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095376085] [2021-07-10 08:16:58,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095376085] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:58,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344913585] [2021-07-10 08:16:58,029 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:58,066 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 08:16:58,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:58,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-10 08:16:58,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:58,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344913585] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:58,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:16:58,150 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-10 08:16:58,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902461766] [2021-07-10 08:16:58,150 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 08:16:58,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:16:58,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 08:16:58,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-10 08:16:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:58,152 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:16:58,152 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.5) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:16:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:16:58,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:16:58,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:16:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:16:58,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2021-07-10 08:16:58,597 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:16:58,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:16:58,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1463654499, now seen corresponding path program 11 times [2021-07-10 08:16:58,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:16:58,597 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944560585] [2021-07-10 08:16:58,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:16:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:16:58,694 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:16:58,694 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:16:58,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944560585] [2021-07-10 08:16:58,695 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944560585] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:16:58,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500019505] [2021-07-10 08:16:58,695 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:16:58,731 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-10 08:16:58,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:16:58,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-07-10 08:16:58,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:16:59,301 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-07-10 08:16:59,301 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:16:59,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-07-10 08:17:00,291 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 204 [2021-07-10 08:17:00,402 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 227 [2021-07-10 08:17:00,575 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 236 [2021-07-10 08:17:00,689 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 236 [2021-07-10 08:17:00,826 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 252 [2021-07-10 08:17:01,071 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 258 [2021-07-10 08:17:01,212 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 206 [2021-07-10 08:17:01,571 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 183 [2021-07-10 08:17:02,756 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 213 [2021-07-10 08:17:02,944 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 287 [2021-07-10 08:17:03,813 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 370 [2021-07-10 08:17:04,214 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 395 [2021-07-10 08:17:04,722 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 442 [2021-07-10 08:17:04,867 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 234 [2021-07-10 08:17:06,966 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 270 [2021-07-10 08:17:07,283 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 379 [2021-07-10 08:17:07,652 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 419 [2021-07-10 08:17:08,120 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 486 [2021-07-10 08:17:09,209 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1125 DAG size of output: 757 [2021-07-10 08:17:10,461 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1132 DAG size of output: 747 [2021-07-10 08:17:11,699 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1132 DAG size of output: 747 [2021-07-10 08:17:13,084 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 1143 DAG size of output: 758 [2021-07-10 08:17:14,648 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 756 DAG size of output: 858 [2021-07-10 08:17:15,153 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 459 [2021-07-10 08:17:15,335 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 212 [2021-07-10 08:17:15,947 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 183 [2021-07-10 08:17:16,083 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 205 [2021-07-10 08:17:16,718 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 239 [2021-07-10 08:17:16,878 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 271 [2021-07-10 08:17:17,128 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 358 [2021-07-10 08:17:17,922 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 686 [2021-07-10 08:17:18,485 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 491 [2021-07-10 08:17:18,963 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 302 [2021-07-10 08:17:19,317 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 231 [2021-07-10 08:17:19,507 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 334 [2021-07-10 08:17:19,850 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 378 [2021-07-10 08:17:20,325 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 236 [2021-07-10 08:17:20,480 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 300 [2021-07-10 08:17:20,788 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 431 [2021-07-10 08:17:21,154 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 437 [2021-07-10 08:17:21,796 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 1016 DAG size of output: 596 [2021-07-10 08:17:22,469 WARN L205 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 1016 DAG size of output: 596 [2021-07-10 08:17:23,192 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 554 [2021-07-10 08:17:23,517 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 433 [2021-07-10 08:17:23,996 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 209 [2021-07-10 08:17:24,332 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 239 [2021-07-10 08:17:24,747 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 447 [2021-07-10 08:17:25,025 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 279 [2021-07-10 08:17:25,293 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 303 [2021-07-10 08:17:25,565 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 368 [2021-07-10 08:17:25,979 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 436 [2021-07-10 08:17:26,407 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 436 [2021-07-10 08:17:26,857 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 439 [2021-07-10 08:17:27,123 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 335 [2021-07-10 08:17:27,814 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 08:17:27,815 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:17:27,816 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 08:17:27,816 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-07-10 08:17:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:17:27,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500019505] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:17:27,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:17:27,822 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17] total 27 [2021-07-10 08:17:27,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730820950] [2021-07-10 08:17:27,822 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-10 08:17:27,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:17:27,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-10 08:17:27,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-07-10 08:17:27,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:17:27,823 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:17:27,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.5357142857142858) internal successors, (43), 27 states have internal predecessors, (43), 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) [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:27,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:17:28,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:17:28,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2021-07-10 08:17:28,313 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:17:28,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:17:28,314 INFO L82 PathProgramCache]: Analyzing trace with hash 2061052451, now seen corresponding path program 12 times [2021-07-10 08:17:28,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:17:28,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594060183] [2021-07-10 08:17:28,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:17:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:17:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:17:28,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:17:28,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594060183] [2021-07-10 08:17:28,504 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594060183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:17:28,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511960860] [2021-07-10 08:17:28,505 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:17:28,544 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-07-10 08:17:28,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:17:28,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-10 08:17:28,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:17:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:17:28,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511960860] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:17:28,619 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:17:28,619 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-07-10 08:17:28,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665491382] [2021-07-10 08:17:28,620 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 08:17:28,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:17:28,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 08:17:28,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-07-10 08:17:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:17:28,621 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:17:28,622 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 20 states have internal predecessors, (30), 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) [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:17:28,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:17:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:17:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:17:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:17:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 08:17:29,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1342,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:17:29,118 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:17:29,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:17:29,118 INFO L82 PathProgramCache]: Analyzing trace with hash -508811758, now seen corresponding path program 13 times [2021-07-10 08:17:29,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:17:29,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012119520] [2021-07-10 08:17:29,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:17:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:17:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:17:29,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:17:29,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012119520] [2021-07-10 08:17:29,280 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012119520] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:17:29,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402113151] [2021-07-10 08:17:29,281 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:17:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:17:29,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-10 08:17:29,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:17:30,048 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-07-10 08:17:30,048 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:17:30,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-07-10 08:17:31,161 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 276 [2021-07-10 08:17:31,313 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 280 [2021-07-10 08:17:32,299 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 269 [2021-07-10 08:17:32,462 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2021-07-10 08:17:32,895 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 411 [2021-07-10 08:17:33,415 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 438 [2021-07-10 08:17:34,715 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 250 [2021-07-10 08:17:34,893 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 252 [2021-07-10 08:17:35,798 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 240 [2021-07-10 08:17:35,968 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 242 [2021-07-10 08:17:36,382 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 374 [2021-07-10 08:17:36,878 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 402 [2021-07-10 08:17:38,062 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 770 DAG size of output: 685 [2021-07-10 08:17:39,343 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 812 DAG size of output: 726 [2021-07-10 08:17:40,832 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 833 DAG size of output: 734 [2021-07-10 08:17:42,516 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 841 DAG size of output: 738 [2021-07-10 08:17:44,234 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 841 DAG size of output: 738 [2021-07-10 08:17:46,280 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 861 DAG size of output: 758 [2021-07-10 08:17:48,499 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 760 DAG size of output: 812 [2021-07-10 08:17:49,367 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 464 DAG size of output: 563 [2021-07-10 08:17:49,968 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 646 [2021-07-10 08:17:50,769 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 545 [2021-07-10 08:17:51,433 WARN L205 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 536 [2021-07-10 08:17:51,776 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 313 [2021-07-10 08:17:51,888 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 254 [2021-07-10 08:17:52,239 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 204 [2021-07-10 08:17:52,868 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 303 [2021-07-10 08:17:53,399 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 210 [2021-07-10 08:17:53,936 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 314 [2021-07-10 08:17:54,342 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 500 [2021-07-10 08:17:54,858 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 754 DAG size of output: 569 [2021-07-10 08:17:55,071 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 252 [2021-07-10 08:17:55,816 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 212 [2021-07-10 08:17:56,084 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 273 [2021-07-10 08:17:56,318 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 288 [2021-07-10 08:17:57,108 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 195 [2021-07-10 08:17:57,420 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 259 [2021-07-10 08:17:57,948 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 416 [2021-07-10 08:17:58,603 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 186 [2021-07-10 08:17:58,864 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 247 [2021-07-10 08:17:59,060 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 262 [2021-07-10 08:17:59,203 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 250 [2021-07-10 08:17:59,834 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 191 [2021-07-10 08:18:00,004 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 252 [2021-07-10 08:18:00,206 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 253 [2021-07-10 08:18:00,457 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 268 [2021-07-10 08:18:00,979 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 397 [2021-07-10 08:18:02,024 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 975 DAG size of output: 585 [2021-07-10 08:18:03,790 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 1575 DAG size of output: 971 [2021-07-10 08:18:04,729 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 336 [2021-07-10 08:18:05,115 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 355 [2021-07-10 08:18:05,374 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 339 [2021-07-10 08:18:06,487 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 308 [2021-07-10 08:18:06,644 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 322 [2021-07-10 08:18:07,242 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 379 [2021-07-10 08:18:07,540 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 401 [2021-07-10 08:18:07,896 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 412 [2021-07-10 08:18:08,827 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 290 [2021-07-10 08:18:09,008 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2021-07-10 08:18:09,225 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 334 [2021-07-10 08:18:09,880 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 866 DAG size of output: 570 [2021-07-10 08:18:11,389 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 282 [2021-07-10 08:18:11,646 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 386 [2021-07-10 08:18:12,063 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 444 [2021-07-10 08:18:13,138 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1125 DAG size of output: 748 [2021-07-10 08:18:14,609 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1273 DAG size of output: 863 [2021-07-10 08:18:14,733 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 240 [2021-07-10 08:18:14,916 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 273 [2021-07-10 08:18:15,848 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 281 [2021-07-10 08:18:16,030 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 313 [2021-07-10 08:18:16,696 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 281 [2021-07-10 08:18:17,030 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 428 [2021-07-10 08:18:18,209 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 324 [2021-07-10 08:18:18,457 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 374 [2021-07-10 08:18:19,035 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 756 DAG size of output: 529 [2021-07-10 08:18:21,255 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 1662 DAG size of output: 1121 [2021-07-10 08:18:21,561 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 336 [2021-07-10 08:18:21,771 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 278 [2021-07-10 08:18:22,691 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2021-07-10 08:18:22,892 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2021-07-10 08:18:23,048 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 232 [2021-07-10 08:18:23,748 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 179 [2021-07-10 08:18:23,905 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 191 [2021-07-10 08:18:24,088 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 215 [2021-07-10 08:18:24,309 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 236 [2021-07-10 08:18:24,822 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 431 DAG size of output: 345 [2021-07-10 08:18:25,018 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 242 [2021-07-10 08:18:25,806 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2021-07-10 08:18:26,656 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 207 [2021-07-10 08:18:27,005 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 303 [2021-07-10 08:18:27,430 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 323 [2021-07-10 08:18:28,172 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 465 [2021-07-10 08:18:28,306 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 307 [2021-07-10 08:18:29,133 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2021-07-10 08:18:29,853 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 285 [2021-07-10 08:18:30,935 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 255 [2021-07-10 08:18:31,127 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 279 [2021-07-10 08:18:31,613 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 424 [2021-07-10 08:18:32,259 WARN L205 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 511 [2021-07-10 08:18:33,710 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 1161 DAG size of output: 818 [2021-07-10 08:18:37,664 WARN L205 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 2529 DAG size of output: 1673 [2021-07-10 08:18:42,950 WARN L205 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 2885 DAG size of output: 1923 [2021-07-10 08:18:51,254 WARN L205 SmtUtils]: Spent 8.29 s on a formula simplification. DAG size of input: 4260 DAG size of output: 2683 [2021-07-10 08:19:00,708 WARN L205 SmtUtils]: Spent 9.44 s on a formula simplification. DAG size of input: 4417 DAG size of output: 2844 [2021-07-10 08:19:10,587 WARN L205 SmtUtils]: Spent 9.86 s on a formula simplification. DAG size of input: 4663 DAG size of output: 2936 [2021-07-10 08:19:11,238 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 626 [2021-07-10 08:19:12,072 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 525 [2021-07-10 08:19:12,767 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 490 [2021-07-10 08:19:14,443 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 464 [2021-07-10 08:19:14,649 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 470 [2021-07-10 08:19:15,017 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 813 DAG size of output: 655 [2021-07-10 08:19:15,289 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 221 [2021-07-10 08:19:16,505 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 181 [2021-07-10 08:19:17,071 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 179 [2021-07-10 08:19:17,391 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 241 [2021-07-10 08:19:17,805 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 244 [2021-07-10 08:19:18,403 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 287 [2021-07-10 08:19:19,705 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1238 DAG size of output: 681 [2021-07-10 08:19:21,088 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 428 DAG size of output: 584 [2021-07-10 08:19:22,161 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 499 [2021-07-10 08:19:22,424 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 324 [2021-07-10 08:19:22,646 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 322 [2021-07-10 08:19:23,622 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2021-07-10 08:19:23,773 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 201 [2021-07-10 08:19:24,640 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 286 [2021-07-10 08:19:24,753 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 244 [2021-07-10 08:19:25,609 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 214 [2021-07-10 08:19:25,773 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 256 [2021-07-10 08:19:26,558 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 347 [2021-07-10 08:19:27,197 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 524 [2021-07-10 08:19:28,675 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 266 [2021-07-10 08:19:30,551 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 188 [2021-07-10 08:19:30,679 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 191 [2021-07-10 08:19:30,875 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 377 DAG size of output: 262 [2021-07-10 08:19:31,209 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 355 [2021-07-10 08:19:31,657 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 397 [2021-07-10 08:19:32,400 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 559 [2021-07-10 08:19:33,899 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 977 DAG size of output: 792 [2021-07-10 08:19:35,453 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1064 DAG size of output: 842 [2021-07-10 08:19:37,470 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 1243 DAG size of output: 920 [2021-07-10 08:19:40,471 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 1442 DAG size of output: 1089 [2021-07-10 08:19:41,276 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 457 [2021-07-10 08:19:41,677 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 383 [2021-07-10 08:19:42,147 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 429 [2021-07-10 08:19:42,909 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 239 [2021-07-10 08:19:43,048 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 249 [2021-07-10 08:19:43,956 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 344 [2021-07-10 08:19:44,359 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 395 [2021-07-10 08:19:45,688 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 202 [2021-07-10 08:19:45,928 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 332 [2021-07-10 08:19:46,279 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 381 [2021-07-10 08:19:46,785 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 401 [2021-07-10 08:19:47,772 WARN L205 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 692 DAG size of output: 593 [2021-07-10 08:19:48,282 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 444 [2021-07-10 08:19:49,346 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 210 [2021-07-10 08:19:49,532 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 233 [2021-07-10 08:19:49,776 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 245 [2021-07-10 08:19:50,674 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 345 [2021-07-10 08:19:51,113 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 398 [2021-07-10 08:19:51,888 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 217 [2021-07-10 08:19:52,565 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 245 [2021-07-10 08:19:52,860 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 344 [2021-07-10 08:19:53,278 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 397 [2021-07-10 08:19:54,081 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 601 [2021-07-10 08:19:55,479 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 1077 DAG size of output: 809 [2021-07-10 08:19:57,156 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 1165 DAG size of output: 847 [2021-07-10 08:20:01,764 WARN L205 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 2290 DAG size of output: 1526 [2021-07-10 08:20:08,380 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 3340 DAG size of output: 2063 [2021-07-10 08:20:16,029 WARN L205 SmtUtils]: Spent 7.63 s on a formula simplification. DAG size of input: 3491 DAG size of output: 2236 [2021-07-10 08:20:24,698 WARN L205 SmtUtils]: Spent 8.65 s on a formula simplification. DAG size of input: 3713 DAG size of output: 2317 [2021-07-10 08:20:43,746 WARN L205 SmtUtils]: Spent 19.03 s on a formula simplification. DAG size of input: 7370 DAG size of output: 4532 [2021-07-10 08:21:06,509 WARN L205 SmtUtils]: Spent 22.73 s on a formula simplification. DAG size of input: 7654 DAG size of output: 4652 [2021-07-10 08:21:29,090 WARN L205 SmtUtils]: Spent 22.55 s on a formula simplification. DAG size of input: 7654 DAG size of output: 4652 [2021-07-10 08:21:54,930 WARN L205 SmtUtils]: Spent 25.82 s on a formula simplification. DAG size of input: 7669 DAG size of output: 4667 [2021-07-10 08:21:55,733 WARN L205 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 4661 [2021-07-10 08:22:24,226 WARN L205 SmtUtils]: Spent 28.47 s on a formula simplification. DAG size of input: 4663 DAG size of output: 6220 [2021-07-10 08:22:34,396 WARN L205 SmtUtils]: Spent 10.11 s on a formula simplification. DAG size of input: 4573 DAG size of output: 4534 [2021-07-10 08:22:57,666 WARN L205 SmtUtils]: Spent 23.23 s on a formula simplification. DAG size of input: 4531 DAG size of output: 4865 [2021-07-10 08:23:12,818 WARN L205 SmtUtils]: Spent 15.12 s on a formula simplification. DAG size of input: 3153 DAG size of output: 3275 [2021-07-10 08:23:23,023 WARN L205 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 3100 DAG size of output: 3091 [2021-07-10 08:23:40,961 WARN L205 SmtUtils]: Spent 17.92 s on a formula simplification. DAG size of input: 2740 DAG size of output: 4110 [2021-07-10 08:23:41,903 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 2692 DAG size of output: 2692 [2021-07-10 08:23:42,177 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 256 [2021-07-10 08:23:42,654 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 1341 [2021-07-10 08:23:42,951 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 1234 [2021-07-10 08:23:43,090 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1079 [2021-07-10 08:23:43,238 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 668 [2021-07-10 08:23:43,367 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 635 [2021-07-10 08:23:44,550 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 222 [2021-07-10 08:23:44,804 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 685 [2021-07-10 08:23:45,376 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 558 [2021-07-10 08:23:46,473 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 189 [2021-07-10 08:23:46,675 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 318 [2021-07-10 08:23:47,033 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 429 [2021-07-10 08:23:47,498 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 502 [2021-07-10 08:23:47,893 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 450 [2021-07-10 08:23:48,356 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 1736 DAG size of output: 1736 [2021-07-10 08:23:48,582 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 1598 [2021-07-10 08:23:48,913 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 1498 [2021-07-10 08:23:49,182 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 1220 DAG size of output: 1220 [2021-07-10 08:23:49,658 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 852 [2021-07-10 08:23:50,196 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 705 [2021-07-10 08:23:51,147 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 197 [2021-07-10 08:23:52,148 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 313 [2021-07-10 08:23:52,433 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 375 [2021-07-10 08:23:54,068 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 240 [2021-07-10 08:23:54,288 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 357 [2021-07-10 08:23:55,727 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 227 [2021-07-10 08:23:56,537 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 231 [2021-07-10 08:23:56,803 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 391 [2021-07-10 08:23:57,323 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 621 [2021-07-10 08:23:58,299 WARN L205 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 1446 DAG size of output: 922 [2021-07-10 08:23:59,477 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1728 DAG size of output: 970 [2021-07-10 08:24:00,632 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1758 DAG size of output: 839 [2021-07-10 08:24:00,894 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 283 [2021-07-10 08:24:02,605 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 1922 DAG size of output: 903 [2021-07-10 08:24:04,600 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 2598 DAG size of output: 1165 [2021-07-10 08:24:10,613 WARN L205 SmtUtils]: Spent 6.00 s on a formula simplification. DAG size of input: 4518 DAG size of output: 2219 [2021-07-10 08:24:11,367 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 525 [2021-07-10 08:24:11,729 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 477 [2021-07-10 08:24:12,662 WARN L205 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 729 [2021-07-10 08:24:12,940 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 338 [2021-07-10 08:24:13,664 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 273 [2021-07-10 08:24:13,934 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 279 [2021-07-10 08:24:14,279 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 325 [2021-07-10 08:24:21,281 WARN L205 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 4961 DAG size of output: 2195 [2021-07-10 08:24:29,854 WARN L205 SmtUtils]: Spent 8.55 s on a formula simplification. DAG size of input: 5328 DAG size of output: 2407 [2021-07-10 08:24:40,674 WARN L205 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 6680 DAG size of output: 2674 [2021-07-10 08:24:52,717 WARN L205 SmtUtils]: Spent 12.02 s on a formula simplification. DAG size of input: 6693 DAG size of output: 2686 [2021-07-10 08:25:07,881 WARN L205 SmtUtils]: Spent 15.14 s on a formula simplification. DAG size of input: 8215 DAG size of output: 3079 [2021-07-10 08:25:24,438 WARN L205 SmtUtils]: Spent 16.52 s on a formula simplification. DAG size of input: 8215 DAG size of output: 3079 [2021-07-10 08:25:42,030 WARN L205 SmtUtils]: Spent 17.53 s on a formula simplification. DAG size of input: 8225 DAG size of output: 3069 [2021-07-10 08:25:55,726 WARN L205 SmtUtils]: Spent 13.67 s on a formula simplification. DAG size of input: 3054 DAG size of output: 3247 [2021-07-10 08:26:01,911 WARN L205 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 2778 DAG size of output: 2144 [2021-07-10 08:26:06,851 WARN L205 SmtUtils]: Spent 4.92 s on a formula simplification. DAG size of input: 1921 DAG size of output: 2107 [2021-07-10 08:26:11,287 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 1844 DAG size of output: 1869 [2021-07-10 08:26:11,498 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 1774 [2021-07-10 08:26:11,681 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 1623 [2021-07-10 08:26:11,883 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 271 [2021-07-10 08:26:12,474 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 234 [2021-07-10 08:26:12,967 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 302 [2021-07-10 08:26:13,138 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 1442 [2021-07-10 08:26:13,447 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 262 [2021-07-10 08:26:13,630 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2021-07-10 08:26:14,476 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 1292 DAG size of output: 1292 [2021-07-10 08:26:14,694 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 265 [2021-07-10 08:26:15,009 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 204 [2021-07-10 08:26:15,211 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 214 [2021-07-10 08:26:16,269 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1104 DAG size of output: 1104 [2021-07-10 08:26:17,008 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 490 [2021-07-10 08:26:18,044 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 509 [2021-07-10 08:26:18,639 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 338 [2021-07-10 08:26:18,936 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 441 [2021-07-10 08:26:19,341 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 535 [2021-07-10 08:26:19,453 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2021-07-10 08:26:20,052 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 353 [2021-07-10 08:26:20,646 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 193 [2021-07-10 08:26:20,764 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 204 [2021-07-10 08:26:20,905 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 216 [2021-07-10 08:26:21,590 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 564 DAG size of output: 291 [2021-07-10 08:26:22,419 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 751 [2021-07-10 08:26:23,536 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1369 DAG size of output: 911 [2021-07-10 08:26:24,807 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1497 DAG size of output: 994 [2021-07-10 08:26:26,284 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1806 DAG size of output: 1194 [2021-07-10 08:26:26,495 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 248 [2021-07-10 08:26:26,689 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 207 [2021-07-10 08:26:26,998 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 232 [2021-07-10 08:26:27,601 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 169 [2021-07-10 08:26:27,744 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 207 [2021-07-10 08:26:27,906 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 223 [2021-07-10 08:26:29,616 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 2038 DAG size of output: 1341 [2021-07-10 08:26:31,779 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 2187 DAG size of output: 1400 [2021-07-10 08:26:34,980 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 2655 DAG size of output: 1823 [2021-07-10 08:26:39,092 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 2932 DAG size of output: 2078 [2021-07-10 08:26:44,283 WARN L205 SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 3415 DAG size of output: 2208 [2021-07-10 08:26:50,190 WARN L205 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 3441 DAG size of output: 2213 [2021-07-10 08:26:56,122 WARN L205 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 3441 DAG size of output: 2213 [2021-07-10 08:27:02,631 WARN L205 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 3444 DAG size of output: 2217 [2021-07-10 08:27:02,892 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 2213 [2021-07-10 08:27:03,398 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 2213 [2021-07-10 08:27:03,656 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 2208 [2021-07-10 08:27:08,547 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 2078 DAG size of output: 1870 [2021-07-10 08:27:08,842 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 1107 [2021-07-10 08:27:10,825 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1010 DAG size of output: 875 [2021-07-10 08:27:11,370 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 416 [2021-07-10 08:27:11,552 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 188 [2021-07-10 08:27:12,035 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2021-07-10 08:27:13,142 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 529 [2021-07-10 08:27:13,317 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 289 [2021-07-10 08:27:13,950 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 258 [2021-07-10 08:27:14,477 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 198 [2021-07-10 08:27:14,692 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 286 [2021-07-10 08:27:14,974 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 383 [2021-07-10 08:27:15,154 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 947 DAG size of output: 945 [2021-07-10 08:27:16,547 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 789 DAG size of output: 735 [2021-07-10 08:27:17,128 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 547 DAG size of output: 547 [2021-07-10 08:27:17,632 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 464 [2021-07-10 08:27:18,351 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 242 [2021-07-10 08:27:18,510 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 252 [2021-07-10 08:27:18,836 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 239 [2021-07-10 08:27:19,533 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 315 [2021-07-10 08:27:19,678 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 196 [2021-07-10 08:27:20,112 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 346 [2021-07-10 08:27:20,436 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 589 DAG size of output: 350 [2021-07-10 08:27:21,019 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 574 [2021-07-10 08:27:21,333 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 292 [2021-07-10 08:27:21,483 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 195 [2021-07-10 08:27:22,322 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 213 [2021-07-10 08:27:22,467 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 199 [2021-07-10 08:27:23,023 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 180 [2021-07-10 08:27:23,846 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 687 [2021-07-10 08:27:24,823 WARN L205 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 686 [2021-07-10 08:27:25,801 WARN L205 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 686 [2021-07-10 08:27:26,808 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 1297 DAG size of output: 692 [2021-07-10 08:27:27,155 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 491 [2021-07-10 08:27:27,715 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 304 [2021-07-10 08:27:28,045 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 355 [2021-07-10 08:27:28,428 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 360 [2021-07-10 08:27:28,819 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 360 [2021-07-10 08:27:29,231 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 363 [2021-07-10 08:27:29,539 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 365 [2021-07-10 08:27:29,675 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 248 [2021-07-10 08:27:30,563 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 08:27:30,565 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:27:30,565 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 08:27:30,565 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-07-10 08:27:30,570 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:27:30,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402113151] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:27:30,571 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:27:30,571 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 20] total 32 [2021-07-10 08:27:30,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694596227] [2021-07-10 08:27:30,571 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-10 08:27:30,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:27:30,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-10 08:27:30,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=975, Unknown=0, NotChecked=0, Total=1056 [2021-07-10 08:27:30,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:27:30,572 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:27:30,572 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 32 states have internal predecessors, (49), 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) [2021-07-10 08:27:30,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:27:30,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:30,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:30,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:27:30,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 08:27:30,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:27:30,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:27:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 08:27:30,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 08:27:31,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1343 [2021-07-10 08:27:31,105 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:27:31,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:27:31,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1770898350, now seen corresponding path program 14 times [2021-07-10 08:27:31,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:27:31,105 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243196481] [2021-07-10 08:27:31,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:27:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:27:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:27:31,342 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:27:31,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243196481] [2021-07-10 08:27:31,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243196481] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:27:31,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131018105] [2021-07-10 08:27:31,342 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:27:31,376 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 08:27:31,377 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:27:31,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-10 08:27:31,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:27:31,455 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:27:31,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131018105] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:27:31,456 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 08:27:31,456 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-07-10 08:27:31,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847693197] [2021-07-10 08:27:31,456 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-10 08:27:31,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 08:27:31,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-10 08:27:31,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-07-10 08:27:31,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:27:31,457 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 08:27:31,457 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 08:27:31,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:27:31,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:31,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-10 08:27:31,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 08:27:31,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 08:27:31,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-10 08:27:31,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 08:27:32,022 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11576 [2021-07-10 08:27:32,022 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 08:27:32,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 08:27:32,023 INFO L82 PathProgramCache]: Analyzing trace with hash 959797699, now seen corresponding path program 15 times [2021-07-10 08:27:32,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 08:27:32,023 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326638810] [2021-07-10 08:27:32,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 08:27:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 08:27:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 08:27:32,168 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 08:27:32,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326638810] [2021-07-10 08:27:32,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326638810] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 08:27:32,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146672987] [2021-07-10 08:27:32,168 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 08:27:32,206 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-10 08:27:32,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 08:27:32,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-10 08:27:32,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 08:27:33,319 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-07-10 08:27:33,319 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 08:27:33,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-07-10 08:27:34,467 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 301 [2021-07-10 08:27:34,681 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 334 [2021-07-10 08:27:34,935 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 363 [2021-07-10 08:27:36,358 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 609 [2021-07-10 08:27:36,660 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 636 [2021-07-10 08:27:37,364 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 912 [2021-07-10 08:27:38,191 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 937 [2021-07-10 08:27:39,193 WARN L205 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 969 [2021-07-10 08:27:40,487 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1200 DAG size of output: 1000 [2021-07-10 08:27:42,006 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 1232 DAG size of output: 1032 [2021-07-10 08:27:43,310 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 235 [2021-07-10 08:27:43,466 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 256 [2021-07-10 08:27:43,663 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 289 [2021-07-10 08:27:43,877 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 321 [2021-07-10 08:27:44,129 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 354 [2021-07-10 08:27:46,087 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 1480 DAG size of output: 1192 [2021-07-10 08:27:47,290 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 328 [2021-07-10 08:27:47,521 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 593 [2021-07-10 08:27:48,662 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 324 [2021-07-10 08:27:48,876 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 589 [2021-07-10 08:27:49,427 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1122 [2021-07-10 08:27:50,149 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 1150 [2021-07-10 08:27:51,058 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 1310 DAG size of output: 1181 [2021-07-10 08:27:52,177 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1340 DAG size of output: 1211 [2021-07-10 08:27:53,607 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1369 DAG size of output: 1239 [2021-07-10 08:27:55,136 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 316 [2021-07-10 08:27:55,345 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 348 [2021-07-10 08:27:55,611 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 375 [2021-07-10 08:27:55,949 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 406 [2021-07-10 08:27:56,305 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 436 [2021-07-10 08:27:58,420 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 1800 DAG size of output: 1526 [2021-07-10 08:28:00,880 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 1831 DAG size of output: 1557 [2021-07-10 08:28:05,783 WARN L205 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 3112 DAG size of output: 2563 [2021-07-10 08:28:11,298 WARN L205 SmtUtils]: Spent 5.49 s on a formula simplification. DAG size of input: 3143 DAG size of output: 2594 [2021-07-10 08:28:17,250 WARN L205 SmtUtils]: Spent 5.94 s on a formula simplification. DAG size of input: 3171 DAG size of output: 2622 [2021-07-10 08:28:24,131 WARN L205 SmtUtils]: Spent 6.86 s on a formula simplification. DAG size of input: 3200 DAG size of output: 2649 [2021-07-10 08:28:31,628 WARN L205 SmtUtils]: Spent 7.48 s on a formula simplification. DAG size of input: 3246 DAG size of output: 2693 [2021-07-10 08:28:32,836 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 200 [2021-07-10 08:28:32,957 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 234 [2021-07-10 08:28:33,107 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 262 [2021-07-10 08:28:33,295 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 295 [2021-07-10 08:28:33,507 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 327 [2021-07-10 08:28:34,985 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 610 [2021-07-10 08:28:36,103 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 302 [2021-07-10 08:28:36,312 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 335 [2021-07-10 08:28:36,854 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 881 [2021-07-10 08:28:37,552 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 911 [2021-07-10 08:28:38,409 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 943 [2021-07-10 08:28:39,429 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1168 DAG size of output: 975 [2021-07-10 08:28:40,714 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1199 DAG size of output: 1006 [2021-07-10 08:28:42,437 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 1441 DAG size of output: 1168 [2021-07-10 08:28:44,435 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 1474 DAG size of output: 1201 [2021-07-10 08:28:45,575 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 302 [2021-07-10 08:28:45,779 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 335 [2021-07-10 08:28:46,045 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 493 DAG size of output: 364 [2021-07-10 08:28:47,252 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 304 [2021-07-10 08:28:47,489 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 339 [2021-07-10 08:28:47,772 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 370 [2021-07-10 08:28:48,401 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 890 DAG size of output: 633 [2021-07-10 08:28:49,155 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 923 DAG size of output: 659 [2021-07-10 08:28:50,055 WARN L205 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 957 DAG size of output: 693 [2021-07-10 08:28:51,157 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 990 DAG size of output: 726 [2021-07-10 08:28:52,376 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 1024 DAG size of output: 760 [2021-07-10 08:28:54,632 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 1051 DAG size of output: 779 [2021-07-10 08:28:58,321 WARN L205 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 2305 DAG size of output: 1755 [2021-07-10 08:29:02,485 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 2338 DAG size of output: 1788 [2021-07-10 08:29:06,989 WARN L205 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 2368 DAG size of output: 1818 [2021-07-10 08:29:12,028 WARN L205 SmtUtils]: Spent 5.02 s on a formula simplification. DAG size of input: 2399 DAG size of output: 1847 [2021-07-10 08:29:26,073 WARN L205 SmtUtils]: Spent 14.03 s on a formula simplification. DAG size of input: 5327 DAG size of output: 4237 [2021-07-10 08:29:41,645 WARN L205 SmtUtils]: Spent 15.55 s on a formula simplification. DAG size of input: 5355 DAG size of output: 4263 [2021-07-10 08:29:57,325 WARN L205 SmtUtils]: Spent 15.65 s on a formula simplification. DAG size of input: 5355 DAG size of output: 4263 [2021-07-10 08:30:16,525 WARN L205 SmtUtils]: Spent 19.18 s on a formula simplification. DAG size of input: 5378 DAG size of output: 4286 [2021-07-10 08:30:47,782 WARN L205 SmtUtils]: Spent 31.23 s on a formula simplification. DAG size of input: 4288 DAG size of output: 5230 Received shutdown request... [2021-07-10 08:31:23,361 WARN L205 SmtUtils]: Spent 35.53 s on a formula simplification. DAG size of input: 4282 DAG size of output: 6377 [2021-07-10 08:31:23,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11577 [2021-07-10 08:31:23,581 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-10 08:31:23,590 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 08:31:23,592 WARN L196 ceAbstractionStarter]: Timeout [2021-07-10 08:31:23,592 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 08:31:23 BasicIcfg [2021-07-10 08:31:23,592 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 08:31:23,593 INFO L168 Benchmark]: Toolchain (without parser) took 876374.64 ms. Allocated memory was 186.6 MB in the beginning and 1.1 GB in the end (delta: 908.1 MB). Free memory was 166.7 MB in the beginning and 688.3 MB in the end (delta: -521.7 MB). Peak memory consumption was 691.1 MB. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 186.6 MB. Free memory is still 167.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.16 ms. Allocated memory is still 186.6 MB. Free memory was 166.6 MB in the beginning and 165.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 INFO L168 Benchmark]: Boogie Preprocessor took 34.86 ms. Allocated memory is still 186.6 MB. Free memory was 165.1 MB in the beginning and 164.2 MB in the end (delta: 927.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 INFO L168 Benchmark]: RCFGBuilder took 538.67 ms. Allocated memory is still 186.6 MB. Free memory was 164.1 MB in the beginning and 149.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 INFO L168 Benchmark]: TraceAbstraction took 875729.39 ms. Allocated memory was 186.6 MB in the beginning and 1.1 GB in the end (delta: 908.1 MB). Free memory was 149.4 MB in the beginning and 688.3 MB in the end (delta: -539.0 MB). Peak memory consumption was 674.3 MB. Max. memory is 8.0 GB. [2021-07-10 08:31:23,593 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 0.15 ms. Allocated memory is still 186.6 MB. Free memory is still 167.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.16 ms. Allocated memory is still 186.6 MB. Free memory was 166.6 MB in the beginning and 165.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.86 ms. Allocated memory is still 186.6 MB. Free memory was 165.1 MB in the beginning and 164.2 MB in the end (delta: 927.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 538.67 ms. Allocated memory is still 186.6 MB. Free memory was 164.1 MB in the beginning and 149.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 875729.39 ms. Allocated memory was 186.6 MB in the beginning and 1.1 GB in the end (delta: 908.1 MB). Free memory was 149.4 MB in the beginning and 688.3 MB in the end (delta: -539.0 MB). Peak memory consumption was 674.3 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: 1124, positive: 762, positive conditional: 724, positive unconditional: 38, negative: 362, negative conditional: 362, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 762, positive: 762, positive conditional: 724, positive unconditional: 38, 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: 762, positive: 762, positive conditional: 0, positive unconditional: 762, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 762, positive: 724, positive conditional: 0, positive unconditional: 724, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 362 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 24, Number of persistent set computation: 9, Number of trivial persistent sets: 6, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1124, positive: 762, positive conditional: 724, positive unconditional: 38, negative: 362, negative conditional: 362, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 762, positive: 762, positive conditional: 724, positive unconditional: 38, 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: 762, positive: 762, positive conditional: 0, positive unconditional: 762, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 38, positive: 38, positive conditional: 0, positive unconditional: 38, 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: 762, positive: 724, positive conditional: 0, positive unconditional: 724, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, 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): 38, Positive cache size: 38, Positive conditional cache size: 0, Positive unconditional cache size: 38, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 362 - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 31 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 875570.6ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.4ms, PartialOrderReductionTime: 3032.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 214, 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: 117.2ms SsaConstructionTime, 351.5ms SatisfiabilityAnalysisTime, 636529.4ms InterpolantComputationTime, 577 NumberOfCodeBlocks, 577 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 546 ConstructedInterpolants, 0 QuantifiedInterpolants, 3732 SizeOfPredicates, 16 NumberOfNonLiveVariables, 1135 ConjunctsInSsa, 267 ConjunctsInUnsatCore, 31 InterpolantComputations, 1 PerfectInterpolantSequences, 464/1290 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