/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/MirabelleConcurrentIncrement.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-b7a4f01caba76767183cf06280be652b0b124764-b7a4f01 [2021-06-07 14:09:21,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 14:09:21,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 14:09:21,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 14:09:21,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf [2021-06-07 14:09:21,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 14:09:21,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 14:09:21,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 14:09:21,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 14:09:21,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 14:09:21,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 14:09:21,235 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 14:09:21,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 14:09:21,236 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 14:09:21,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 14:09:21,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 14:09:21,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 14:09:21,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 14:09:21,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 14:09:21,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 14:09:21,238 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 14:09:21,239 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 14:09:21,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 14:09:21,239 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 14:09:21,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 14:09:21,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 14:09:21,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 14:09:21,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 14:09:21,624 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 14:09:21,625 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 14:09:21,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/MirabelleConcurrentIncrement.bpl [2021-06-07 14:09:21,625 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/MirabelleConcurrentIncrement.bpl' [2021-06-07 14:09:21,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 14:09:21,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 14:09:21,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 14:09:21,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 14:09:21,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 14:09:21,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 14:09:21,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 14:09:21,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 14:09:21,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 14:09:21,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... [2021-06-07 14:09:21,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 14:09:21,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 14:09:21,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 14:09:21,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 14:09:21,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 14:09:21,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 14:09:21,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 14:09:21,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 14:09:21,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure T1 given in one single declaration [2021-06-07 14:09:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure T1 [2021-06-07 14:09:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure T1 [2021-06-07 14:09:21,905 INFO L124 BoogieDeclarations]: Specification and implementation of procedure T2 given in one single declaration [2021-06-07 14:09:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure T2 [2021-06-07 14:09:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure T2 [2021-06-07 14:09:21,907 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 14:09:22,068 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 14:09:22,068 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 14:09:22,069 INFO L202 PluginConnector]: Adding new model MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 02:09:22 BoogieIcfgContainer [2021-06-07 14:09:22,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 14:09:22,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 14:09:22,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 14:09:22,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 14:09:22,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 02:09:21" (1/2) ... [2021-06-07 14:09:22,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33862f7f and model type MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 02:09:22, skipping insertion in model container [2021-06-07 14:09:22,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 02:09:22" (2/2) ... [2021-06-07 14:09:22,075 INFO L111 eAbstractionObserver]: Analyzing ICFG MirabelleConcurrentIncrement.bpl [2021-06-07 14:09:22,102 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 14:09:22,102 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 14:09:22,103 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 14:09:22,103 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 14:09:22,174 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 14:09:22,204 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) [2021-06-07 14:09:22,299 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 14:09:22,300 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 14:09:22,300 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 14:09:22,300 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 14:09:22,300 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 14:09:22,300 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 14:09:22,300 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 14:09:22,300 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 14:09:22,371 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:22,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:22,375 INFO L82 PathProgramCache]: Analyzing trace with hash 280889700, now seen corresponding path program 1 times [2021-06-07 14:09:22,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:22,397 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505270183] [2021-06-07 14:09:22,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:22,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:22,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505270183] [2021-06-07 14:09:22,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505270183] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 14:09:22,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 14:09:22,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-07 14:09:22,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357264066] [2021-06-07 14:09:22,599 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 14:09:22,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:22,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 14:09:22,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 14:09:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:22,609 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:22,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:22,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:22,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:22,654 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 14:09:22,654 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:22,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:22,655 INFO L82 PathProgramCache]: Analyzing trace with hash 999755686, now seen corresponding path program 1 times [2021-06-07 14:09:22,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:22,655 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615423804] [2021-06-07 14:09:22,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:22,722 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:22,722 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615423804] [2021-06-07 14:09:22,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615423804] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:22,722 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110262807] [2021-06-07 14:09:22,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:22,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-07 14:09:22,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:22,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110262807] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:22,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:22,908 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-06-07 14:09:22,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046002224] [2021-06-07 14:09:22,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-07 14:09:22,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:22,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-07 14:09:22,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-07 14:09:22,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:22,910 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:22,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:22,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:22,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:22,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:22,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:23,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:23,195 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:23,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:23,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1337266712, now seen corresponding path program 1 times [2021-06-07 14:09:23,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:23,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689303430] [2021-06-07 14:09:23,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:23,316 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:23,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689303430] [2021-06-07 14:09:23,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689303430] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:23,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125282943] [2021-06-07 14:09:23,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:23,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-07 14:09:23,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:23,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125282943] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:23,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:23,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2] total 2 [2021-06-07 14:09:23,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162112389] [2021-06-07 14:09:23,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 14:09:23,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:23,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 14:09:23,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 14:09:23,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:23,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:23,492 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:23,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:23,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:23,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:23,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:23,728 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:23,729 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:23,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:23,729 INFO L82 PathProgramCache]: Analyzing trace with hash 517145386, now seen corresponding path program 2 times [2021-06-07 14:09:23,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:23,730 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730260039] [2021-06-07 14:09:23,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:23,807 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:23,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:23,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730260039] [2021-06-07 14:09:23,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730260039] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:23,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348535156] [2021-06-07 14:09:23,808 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:23,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 14:09:23,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 14:09:23,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-07 14:09:23,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:23,971 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [348535156] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:23,971 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:23,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-06-07 14:09:23,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335060626] [2021-06-07 14:09:23,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 14:09:23,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:23,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 14:09:23,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-07 14:09:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:23,972 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:23,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:23,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:24,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:24,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:24,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:24,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:24,278 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:24,278 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:24,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:24,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1269297044, now seen corresponding path program 3 times [2021-06-07 14:09:24,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:24,279 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777172139] [2021-06-07 14:09:24,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:24,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:24,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777172139] [2021-06-07 14:09:24,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777172139] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:24,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801069751] [2021-06-07 14:09:24,381 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:24,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 14:09:24,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 14:09:24,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-07 14:09:24,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:24,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801069751] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:24,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:24,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7] total 9 [2021-06-07 14:09:24,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264107952] [2021-06-07 14:09:24,997 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 14:09:24,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:24,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 14:09:24,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-06-07 14:09:24,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:24,999 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:24,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 3.3) internal successors, (33), 10 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:25,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:25,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:25,346 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:25,346 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:25,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:25,347 INFO L82 PathProgramCache]: Analyzing trace with hash -342986512, now seen corresponding path program 4 times [2021-06-07 14:09:25,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:25,347 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976588998] [2021-06-07 14:09:25,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:25,525 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:25,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:25,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976588998] [2021-06-07 14:09:25,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976588998] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:25,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118088825] [2021-06-07 14:09:25,526 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:25,574 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 14:09:25,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 14:09:25,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-07 14:09:25,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:25,783 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2118088825] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:25,784 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:25,784 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-07 14:09:25,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183603254] [2021-06-07 14:09:25,784 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-07 14:09:25,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:25,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-07 14:09:25,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-07 14:09:25,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:25,785 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:25,785 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:25,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:25,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,038 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:26,039 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:26,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:26,039 INFO L82 PathProgramCache]: Analyzing trace with hash 685122610, now seen corresponding path program 5 times [2021-06-07 14:09:26,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:26,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457194183] [2021-06-07 14:09:26,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:26,104 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:26,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457194183] [2021-06-07 14:09:26,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457194183] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:26,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834777582] [2021-06-07 14:09:26,104 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:26,126 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-07 14:09:26,126 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 14:09:26,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-07 14:09:26,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:26,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834777582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:26,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 14:09:26,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-06-07 14:09:26,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231882603] [2021-06-07 14:09:26,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 14:09:26,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:26,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 14:09:26,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-06-07 14:09:26,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:26,202 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:26,202 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:26,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:26,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 14:09:26,536 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:26,537 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:26,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:26,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1243025268, now seen corresponding path program 6 times [2021-06-07 14:09:26,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:26,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225878396] [2021-06-07 14:09:26,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:26,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:26,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225878396] [2021-06-07 14:09:26,589 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225878396] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 14:09:26,589 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668499846] [2021-06-07 14:09:26,589 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 14:09:26,612 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-07 14:09:26,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 14:09:26,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-07 14:09:26,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 14:09:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-07 14:09:26,703 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668499846] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 14:09:26,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 14:09:26,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 11 [2021-06-07 14:09:26,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85976558] [2021-06-07 14:09:26,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 14:09:26,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:26,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 14:09:26,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-06-07 14:09:26,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:26,705 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:26,706 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 14:09:26,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:26,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:26,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:27,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-06-07 14:09:27,145 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 14:09:27,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 14:09:27,145 INFO L82 PathProgramCache]: Analyzing trace with hash -677744602, now seen corresponding path program 1 times [2021-06-07 14:09:27,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 14:09:27,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461156950] [2021-06-07 14:09:27,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 14:09:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 14:09:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 14:09:27,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 14:09:27,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461156950] [2021-06-07 14:09:27,167 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461156950] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 14:09:27,167 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 14:09:27,167 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 14:09:27,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166857626] [2021-06-07 14:09:27,167 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 14:09:27,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 14:09:27,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 14:09:27,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-07 14:09:27,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:27,170 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 14:09:27,170 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:27,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 14:09:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 14:09:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:27,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 14:09:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 14:09:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 14:09:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 14:09:27,220 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-07 14:09:27,231 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 14:09:27,235 INFO L202 PluginConnector]: Adding new model MirabelleConcurrentIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 02:09:27 BasicIcfg [2021-06-07 14:09:27,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 14:09:27,236 INFO L168 Benchmark]: Toolchain (without parser) took 5554.47 ms. Allocated memory is still 310.4 MB. Free memory was 289.7 MB in the beginning and 281.9 MB in the end (delta: 7.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.0 GB. [2021-06-07 14:09:27,236 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 310.4 MB. Free memory is still 290.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 14:09:27,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.55 ms. Allocated memory is still 310.4 MB. Free memory was 289.6 MB in the beginning and 288.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 14:09:27,236 INFO L168 Benchmark]: Boogie Preprocessor took 27.13 ms. Allocated memory is still 310.4 MB. Free memory was 288.1 MB in the beginning and 287.2 MB in the end (delta: 874.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 14:09:27,236 INFO L168 Benchmark]: RCFGBuilder took 309.27 ms. Allocated memory is still 310.4 MB. Free memory was 287.2 MB in the beginning and 277.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2021-06-07 14:09:27,236 INFO L168 Benchmark]: TraceAbstraction took 5164.84 ms. Allocated memory is still 310.4 MB. Free memory was 277.3 MB in the beginning and 281.9 MB in the end (delta: -4.6 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 14:09:27,237 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 0.11 ms. Allocated memory is still 310.4 MB. Free memory is still 290.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 48.55 ms. Allocated memory is still 310.4 MB. Free memory was 289.6 MB in the beginning and 288.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.13 ms. Allocated memory is still 310.4 MB. Free memory was 288.1 MB in the beginning and 287.2 MB in the end (delta: 874.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 309.27 ms. Allocated memory is still 310.4 MB. Free memory was 287.2 MB in the beginning and 277.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5164.84 ms. Allocated memory is still 310.4 MB. Free memory was 277.3 MB in the beginning and 281.9 MB in the end (delta: -4.6 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1004, positive: 749, positive conditional: 749, positive unconditional: 0, negative: 255, negative conditional: 255, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 749, positive: 749, positive conditional: 749, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 749, positive: 749, positive conditional: 0, positive unconditional: 749, 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: 29, positive: 29, positive conditional: 0, positive unconditional: 29, 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: 29, positive: 29, positive conditional: 0, positive unconditional: 29, 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: 749, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 29, unknown conditional: 0, unknown unconditional: 29] , Statistics on independence cache: Total cache size (in pairs): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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): 29, Positive cache size: 29, Positive conditional cache size: 0, Positive unconditional cache size: 29, 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: 255 - PositiveResult [Line: 24]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 27 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4989.7ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.1ms, PartialOrderReductionTime: 842.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 71, 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: 27.5ms SsaConstructionTime, 137.1ms SatisfiabilityAnalysisTime, 1976.0ms InterpolantComputationTime, 286 NumberOfCodeBlocks, 286 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 1600 SizeOfPredicates, 5 NumberOfNonLiveVariables, 212 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 16 InterpolantComputations, 3 PerfectInterpolantSequences, 51/183 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...