/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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy6.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 10:43:40,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 10:43:40,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 10:43:40,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 10:43:40,323 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 10:43:40,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 10:43:40,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 10:43:40,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 10:43:40,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 10:43:40,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 10:43:40,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 10:43:40,347 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 10:43:40,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 10:43:40,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 10:43:40,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 10:43:40,349 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 10:43:40,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 10:43:40,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 10:43:40,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 10:43:40,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:43:40,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 10:43:40,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 10:43:40,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 10:43:40,352 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 10:43:40,352 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 10:43:40,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 10:43:40,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 10:43:40,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 10:43:40,668 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 10:43:40,669 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 10:43:40,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy6.wvr.bpl [2021-06-17 10:43:40,670 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy6.wvr.bpl' [2021-06-17 10:43:40,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 10:43:40,706 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 10:43:40,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 10:43:40,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 10:43:40,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 10:43:40,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 10:43:40,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 10:43:40,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 10:43:40,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 10:43:40,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... [2021-06-17 10:43:40,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 10:43:40,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 10:43:40,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 10:43:40,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 10:43:40,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:43:40,817 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 10:43:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 10:43:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 10:43:40,817 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 10:43:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 10:43:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 10:43:40,818 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 10:43:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 10:43:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 10:43:40,819 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 10:43:41,029 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 10:43:41,030 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 10:43:41,031 INFO L202 PluginConnector]: Adding new model easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:43:41 BoogieIcfgContainer [2021-06-17 10:43:41,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 10:43:41,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 10:43:41,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 10:43:41,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 10:43:41,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:40" (1/2) ... [2021-06-17 10:43:41,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78288e99 and model type easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 10:43:41, skipping insertion in model container [2021-06-17 10:43:41,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:43:41" (2/2) ... [2021-06-17 10:43:41,054 INFO L111 eAbstractionObserver]: Analyzing ICFG easy6.wvr.bpl [2021-06-17 10:43:41,060 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 10:43:41,060 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 10:43:41,060 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 10:43:41,061 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 10:43:41,124 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-17 10:43:41,159 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 10:43:41,207 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 10:43:41,207 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 10:43:41,207 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 10:43:41,207 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 10:43:41,207 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 10:43:41,208 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 10:43:41,208 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 10:43:41,208 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 10:43:41,405 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:41,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:41,410 INFO L82 PathProgramCache]: Analyzing trace with hash -918969349, now seen corresponding path program 1 times [2021-06-17 10:43:41,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:41,422 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549718256] [2021-06-17 10:43:41,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:41,571 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:41,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549718256] [2021-06-17 10:43:41,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549718256] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:41,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:41,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 10:43:41,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974843713] [2021-06-17 10:43:41,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:41,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:41,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:41,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:41,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:41,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:41,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:41,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:41,665 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 10:43:41,666 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:41,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:41,669 INFO L82 PathProgramCache]: Analyzing trace with hash 130260733, now seen corresponding path program 2 times [2021-06-17 10:43:41,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:41,669 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664246535] [2021-06-17 10:43:41,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:41,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:41,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664246535] [2021-06-17 10:43:41,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664246535] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:41,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:41,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 10:43:41,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286786716] [2021-06-17 10:43:41,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 10:43:41,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:41,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 10:43:41,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-17 10:43:41,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:41,763 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:41,763 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:41,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:41,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:41,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:41,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 10:43:41,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 10:43:41,848 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:41,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:41,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1881033003, now seen corresponding path program 3 times [2021-06-17 10:43:41,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:41,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612161319] [2021-06-17 10:43:41,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:41,970 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:41,970 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612161319] [2021-06-17 10:43:41,971 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612161319] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:41,971 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:41,971 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 10:43:41,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488458180] [2021-06-17 10:43:41,972 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 10:43:41,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:41,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 10:43:41,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 10:43:41,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:41,974 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:41,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:41,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:41,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 10:43:41,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 10:43:42,150 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:42,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:42,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1504693279, now seen corresponding path program 4 times [2021-06-17 10:43:42,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:42,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948788921] [2021-06-17 10:43:42,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:42,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:42,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948788921] [2021-06-17 10:43:42,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948788921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:42,275 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:42,275 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-17 10:43:42,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146563072] [2021-06-17 10:43:42,275 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-17 10:43:42,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:42,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-17 10:43:42,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-06-17 10:43:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,277 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:42,277 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:42,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 10:43:42,461 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:42,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:42,462 INFO L82 PathProgramCache]: Analyzing trace with hash 234220993, now seen corresponding path program 5 times [2021-06-17 10:43:42,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:42,462 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979286841] [2021-06-17 10:43:42,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:42,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:42,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979286841] [2021-06-17 10:43:42,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979286841] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:42,574 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:42,574 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 10:43:42,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354773207] [2021-06-17 10:43:42,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 10:43:42,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:42,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 10:43:42,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 10:43:42,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:42,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,722 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 10:43:42,723 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:42,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:42,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1996363333, now seen corresponding path program 6 times [2021-06-17 10:43:42,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:42,723 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833281926] [2021-06-17 10:43:42,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:42,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:42,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:42,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833281926] [2021-06-17 10:43:42,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833281926] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:42,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:42,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-17 10:43:42,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082279648] [2021-06-17 10:43:42,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:42,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:42,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:42,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:42,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,762 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:42,762 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,851 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 10:43:42,851 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:42,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:42,852 INFO L82 PathProgramCache]: Analyzing trace with hash -382602613, now seen corresponding path program 7 times [2021-06-17 10:43:42,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:42,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108494155] [2021-06-17 10:43:42,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:42,899 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:42,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108494155] [2021-06-17 10:43:42,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108494155] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:42,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:42,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 10:43:42,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422249974] [2021-06-17 10:43:42,901 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 10:43:42,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:42,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 10:43:42,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-06-17 10:43:42,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:42,902 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:42,902 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:42,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:42,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 10:43:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 10:43:43,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-17 10:43:43,104 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 10:43:43,106 INFO L202 PluginConnector]: Adding new model easy6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 10:43:43 BasicIcfg [2021-06-17 10:43:43,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 10:43:43,107 INFO L168 Benchmark]: Toolchain (without parser) took 2401.81 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 179.9 MB in the beginning and 237.6 MB in the end (delta: -57.7 MB). Peak memory consumption was 85.6 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:43,108 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 200.3 MB. Free memory is still 181.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 10:43:43,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.40 ms. Allocated memory is still 200.3 MB. Free memory was 179.9 MB in the beginning and 178.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:43,108 INFO L168 Benchmark]: Boogie Preprocessor took 14.41 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 177.4 MB in the end (delta: 854.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:43,108 INFO L168 Benchmark]: RCFGBuilder took 276.95 ms. Allocated memory is still 200.3 MB. Free memory was 177.4 MB in the beginning and 166.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:43,109 INFO L168 Benchmark]: TraceAbstraction took 2074.00 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 165.6 MB in the beginning and 237.6 MB in the end (delta: -72.1 MB). Peak memory consumption was 70.9 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:43,128 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 200.3 MB. Free memory is still 181.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.40 ms. Allocated memory is still 200.3 MB. Free memory was 179.9 MB in the beginning and 178.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.41 ms. Allocated memory is still 200.3 MB. Free memory was 178.3 MB in the beginning and 177.4 MB in the end (delta: 854.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 276.95 ms. Allocated memory is still 200.3 MB. Free memory was 177.4 MB in the beginning and 166.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2074.00 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 165.6 MB in the beginning and 237.6 MB in the end (delta: -72.1 MB). Peak memory consumption was 70.9 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: 985, positive: 875, positive conditional: 341, positive unconditional: 534, negative: 110, negative conditional: 57, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 985, positive: 875, positive conditional: 341, positive unconditional: 534, negative: 110, negative conditional: 57, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 985, positive: 875, positive conditional: 0, positive unconditional: 875, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 275, positive: 254, positive conditional: 0, positive unconditional: 254, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 275, positive: 249, positive conditional: 0, positive unconditional: 249, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 985, positive: 621, positive conditional: 0, positive unconditional: 621, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 275, unknown conditional: 0, unknown unconditional: 275] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193 ], Maximal queried relation: 7, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 313, Number of persistent set computation: 1127, Number of trivial persistent sets: 980, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 985, positive: 875, positive conditional: 341, positive unconditional: 534, negative: 110, negative conditional: 57, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 985, positive: 875, positive conditional: 341, positive unconditional: 534, negative: 110, negative conditional: 57, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 985, positive: 875, positive conditional: 0, positive unconditional: 875, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 275, positive: 254, positive conditional: 0, positive unconditional: 254, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 275, positive: 249, positive conditional: 0, positive unconditional: 249, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 985, positive: 621, positive conditional: 0, positive unconditional: 621, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 275, unknown conditional: 0, unknown unconditional: 275] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193, SemanticConditionEliminator.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 483, negative conditional: 82, negative unconditional: 401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 55, negative conditional: 34, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 218, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 209, negative conditional: 77, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 483, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 449, negative conditional: 48, negative unconditional: 401, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 309, Positive cache size: 254, Positive conditional cache size: 0, Positive unconditional cache size: 254, Negative cache size: 55, Negative conditional cache size: 34, Negative unconditional cache size: 21, Eliminated conditions: 193 ], Maximal queried relation: 7, Independence queries for same thread: 0 - PositiveResult [Line: 60]: 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, 60 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1930.1ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.7ms, PartialOrderReductionTime: 1094.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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: 17.7ms SsaConstructionTime, 80.5ms SatisfiabilityAnalysisTime, 499.2ms InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 778 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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...