/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-DelaySleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 12:35:11,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 12:35:11,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 12:35:11,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 12:35:11,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 12:35:11,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 12:35:11,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 12:35:11,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 12:35:11,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 12:35:11,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 12:35:11,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 12:35:11,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 12:35:11,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 12:35:11,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 12:35:11,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 12:35:11,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 12:35:11,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 12:35:11,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 12:35:11,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 12:35:11,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 12:35:11,303 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-DelaySleepPersistentFixedOrder-NoLbe.epf [2021-07-01 12:35:11,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 12:35:11,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 12:35:11,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 12:35:11,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 12:35:11,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 12:35:11,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 12:35:11,339 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 12:35:11,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 12:35:11,339 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 12:35:11,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 12:35:11,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 12:35:11,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 12:35:11,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 12:35:11,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 12:35:11,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:35:11,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 12:35:11,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 12:35:11,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 12:35:11,343 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET_FIXEDORDER [2021-07-01 12:35:11,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 12:35:11,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 12:35:11,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 12:35:11,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 12:35:11,636 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 12:35:11,637 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 12:35:11,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized04.bpl [2021-07-01 12:35:11,638 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized04.bpl' [2021-07-01 12:35:11,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 12:35:11,658 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 12:35:11,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 12:35:11,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 12:35:11,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 12:35:11,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 12:35:11,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 12:35:11,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 12:35:11,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 12:35:11,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... [2021-07-01 12:35:11,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 12:35:11,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 12:35:11,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 12:35:11,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 12:35:11,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:35:11,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 12:35:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 12:35:11,828 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 12:35:11,828 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 12:35:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 12:35:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 12:35:11,829 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 12:35:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 12:35:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 12:35:11,830 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 12:35:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 12:35:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 12:35:11,831 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 12:35:12,038 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 12:35:12,038 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 12:35:12,039 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 12:35:12,039 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 12:35:12,041 INFO L202 PluginConnector]: Adding new model bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:35:12 BoogieIcfgContainer [2021-07-01 12:35:12,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 12:35:12,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 12:35:12,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 12:35:12,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 12:35:12,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:11" (1/2) ... [2021-07-01 12:35:12,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2a8b14 and model type bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:35:12, skipping insertion in model container [2021-07-01 12:35:12,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:35:12" (2/2) ... [2021-07-01 12:35:12,046 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized04.bpl [2021-07-01 12:35:12,050 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 12:35:12,050 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 12:35:12,051 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 12:35:12,051 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 12:35:12,074 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 12:35:12,092 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 12:35:12,153 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:35:12,153 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:35:12,153 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:35:12,153 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:35:12,153 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:35:12,153 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:35:12,154 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:35:12,170 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 12:35:12,430 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 12:35:12,431 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 12:35:12,505 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:35:12,505 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:35:12,505 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:35:12,505 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:35:12,505 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:35:12,506 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:35:12,506 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:35:12,506 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 12:35:12,623 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:12,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:12,627 INFO L82 PathProgramCache]: Analyzing trace with hash 95838220, now seen corresponding path program 1 times [2021-07-01 12:35:12,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:12,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537754679] [2021-07-01 12:35:12,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 12:35:12,720 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:12,720 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537754679] [2021-07-01 12:35:12,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537754679] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:12,721 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:12,721 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:35:12,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705654290] [2021-07-01 12:35:12,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:35:12,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:12,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:35:12,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:35:12,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:12,739 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:12,740 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:12,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:12,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:12,855 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 12:35:12,855 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:12,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:12,855 INFO L82 PathProgramCache]: Analyzing trace with hash -881879959, now seen corresponding path program 1 times [2021-07-01 12:35:12,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:12,856 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730107387] [2021-07-01 12:35:12,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 12:35:12,887 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:12,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730107387] [2021-07-01 12:35:12,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730107387] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:12,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:12,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 12:35:12,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373064590] [2021-07-01 12:35:12,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 12:35:12,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:12,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 12:35:12,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 12:35:12,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:12,893 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:12,893 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:12,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:12,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:13,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:13,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:13,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 12:35:13,401 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:13,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:13,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1805961117, now seen corresponding path program 1 times [2021-07-01 12:35:13,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:13,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013580879] [2021-07-01 12:35:13,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 12:35:13,439 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:13,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013580879] [2021-07-01 12:35:13,440 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013580879] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:13,440 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:13,440 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:35:13,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807770695] [2021-07-01 12:35:13,440 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 12:35:13,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:13,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 12:35:13,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 12:35:13,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:13,441 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:13,441 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:13,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:13,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:13,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:13,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:13,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:13,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:13,712 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 12:35:13,713 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:13,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:13,715 INFO L82 PathProgramCache]: Analyzing trace with hash -346732854, now seen corresponding path program 1 times [2021-07-01 12:35:13,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:13,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386087490] [2021-07-01 12:35:13,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:13,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 12:35:13,762 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:13,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386087490] [2021-07-01 12:35:13,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386087490] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:13,763 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:13,763 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 12:35:13,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745476974] [2021-07-01 12:35:13,767 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 12:35:13,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:13,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 12:35:13,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 12:35:13,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:13,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:13,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 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) [2021-07-01 12:35:13,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:13,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:13,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:14,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:14,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:14,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:14,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:35:14,271 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 12:35:14,285 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 12:35:14,285 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 12:35:14,287 INFO L202 PluginConnector]: Adding new model bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:35:14 BasicIcfg [2021-07-01 12:35:14,287 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 12:35:14,289 INFO L168 Benchmark]: Toolchain (without parser) took 2629.92 ms. Allocated memory was 172.0 MB in the beginning and 221.2 MB in the end (delta: 49.3 MB). Free memory was 150.9 MB in the beginning and 181.5 MB in the end (delta: -30.6 MB). Peak memory consumption was 19.7 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:14,289 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 172.0 MB. Free memory is still 151.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 12:35:14,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.70 ms. Allocated memory is still 172.0 MB. Free memory was 150.7 MB in the beginning and 148.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:14,289 INFO L168 Benchmark]: Boogie Preprocessor took 11.45 ms. Allocated memory is still 172.0 MB. Free memory was 148.9 MB in the beginning and 148.1 MB in the end (delta: 886.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:14,290 INFO L168 Benchmark]: RCFGBuilder took 344.29 ms. Allocated memory is still 172.0 MB. Free memory was 147.9 MB in the beginning and 133.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:14,290 INFO L168 Benchmark]: TraceAbstraction took 2245.39 ms. Allocated memory was 172.0 MB in the beginning and 221.2 MB in the end (delta: 49.3 MB). Free memory was 133.4 MB in the beginning and 181.5 MB in the end (delta: -48.1 MB). Peak memory consumption was 1.9 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:14,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 172.0 MB. Free memory is still 151.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.70 ms. Allocated memory is still 172.0 MB. Free memory was 150.7 MB in the beginning and 148.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.45 ms. Allocated memory is still 172.0 MB. Free memory was 148.9 MB in the beginning and 148.1 MB in the end (delta: 886.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 344.29 ms. Allocated memory is still 172.0 MB. Free memory was 147.9 MB in the beginning and 133.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2245.39 ms. Allocated memory was 172.0 MB in the beginning and 221.2 MB in the end (delta: 49.3 MB). Free memory was 133.4 MB in the beginning and 181.5 MB in the end (delta: -48.1 MB). Peak memory consumption was 1.9 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: 507, positive: 490, positive conditional: 37, positive unconditional: 453, negative: 17, negative conditional: 6, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 501, positive: 490, positive conditional: 37, positive unconditional: 453, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 501, positive: 490, positive conditional: 0, positive unconditional: 490, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 396, positive: 385, positive conditional: 0, positive unconditional: 385, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 396, positive: 360, positive conditional: 0, positive unconditional: 360, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 154, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 501, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 396, unknown conditional: 0, unknown unconditional: 396] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 385, Positive conditional cache size: 0, Positive unconditional cache size: 385, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 206, Number of persistent set computation: 19, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 507, positive: 490, positive conditional: 37, positive unconditional: 453, negative: 17, negative conditional: 6, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 501, positive: 490, positive conditional: 37, positive unconditional: 453, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 501, positive: 490, positive conditional: 0, positive unconditional: 490, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 396, positive: 385, positive conditional: 0, positive unconditional: 385, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 396, positive: 360, positive conditional: 0, positive unconditional: 360, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 154, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 501, positive: 105, positive conditional: 0, positive unconditional: 105, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 396, unknown conditional: 0, unknown unconditional: 396] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 385, Positive conditional cache size: 0, Positive unconditional cache size: 385, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 ], Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17046, positive: 15845, positive conditional: 15076, positive unconditional: 769, negative: 1201, negative conditional: 1163, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 16270, positive: 15845, positive conditional: 15076, positive unconditional: 769, negative: 425, negative conditional: 387, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 16270, positive: 14635, positive conditional: 0, positive unconditional: 14635, negative: 1635, negative conditional: 0, negative unconditional: 1635, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 547, positive: 521, positive conditional: 0, positive unconditional: 521, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 547, positive: 470, positive conditional: 0, positive unconditional: 470, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16270, positive: 14114, positive conditional: 0, positive unconditional: 14114, negative: 1609, negative conditional: 0, negative unconditional: 1609, unknown: 547, unknown conditional: 0, unknown unconditional: 547] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806 ], Maximal queried relation: 4, Independence queries for same thread: 776 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 819, Number of persistent set computation: 6443, Number of trivial persistent sets: 6089, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17046, positive: 15845, positive conditional: 15076, positive unconditional: 769, negative: 1201, negative conditional: 1163, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 16270, positive: 15845, positive conditional: 15076, positive unconditional: 769, negative: 425, negative conditional: 387, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 16270, positive: 14635, positive conditional: 0, positive unconditional: 14635, negative: 1635, negative conditional: 0, negative unconditional: 1635, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 547, positive: 521, positive conditional: 0, positive unconditional: 521, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 547, positive: 470, positive conditional: 0, positive unconditional: 470, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 77, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16270, positive: 14114, positive conditional: 0, positive unconditional: 14114, negative: 1609, negative conditional: 0, negative unconditional: 1609, unknown: 547, unknown conditional: 0, unknown unconditional: 547] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806, SemanticConditionEliminator.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3165, positive: 1210, positive conditional: 1210, positive unconditional: 0, negative: 1955, negative conditional: 1121, negative unconditional: 834, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, positive: 80, positive conditional: 29, positive unconditional: 51, negative: 69, negative conditional: 43, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 308, positive: 134, positive conditional: 58, positive unconditional: 77, negative: 174, negative conditional: 95, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3165, positive: 1181, positive conditional: 1181, positive unconditional: 0, negative: 1912, negative conditional: 1078, negative unconditional: 834, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 619, Positive cache size: 550, Positive conditional cache size: 29, Positive unconditional cache size: 521, Negative cache size: 69, Negative conditional cache size: 43, Negative unconditional cache size: 26, Eliminated conditions: 806 ], Maximal queried relation: 4, Independence queries for same thread: 776 - PositiveResult [Line: 37]: 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 9 procedures, 50 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 322.7ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 238.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 50 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1850.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 1504.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 18, 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: 5.7ms SsaConstructionTime, 31.9ms SatisfiabilityAnalysisTime, 115.9ms InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 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...