/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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized05.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 12:23:00,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 12:23:00,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 12:23:00,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 12:23:00,655 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-DelaySleepPersistent-NoLbe.epf [2021-07-01 12:23:00,702 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 12:23:00,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 12:23:00,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 12:23:00,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 12:23:00,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 12:23:00,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 12:23:00,705 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 12:23:00,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 12:23:00,705 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 12:23:00,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 12:23:00,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 12:23:00,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 12:23:00,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 12:23:00,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 12:23:00,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 12:23:00,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:23:00,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-07-01 12:23:00,709 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 12:23:00,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 12:23:00,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 12:23:01,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 12:23:01,001 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 12:23:01,002 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 12:23:01,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized05.bpl [2021-07-01 12:23:01,002 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized05.bpl' [2021-07-01 12:23:01,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 12:23:01,027 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 12:23:01,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:01,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 12:23:01,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 12:23:01,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:01,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 12:23:01,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 12:23:01,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 12:23:01,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 12:23:01,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 12:23:01,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 12:23:01,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 12:23:01,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (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 12:23:01,120 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 12:23:01,120 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 12:23:01,120 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 12:23:01,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 12:23:01,121 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 12:23:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 12:23:01,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 12:23:01,121 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 12:23:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 12:23:01,121 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 12:23:01,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 12:23:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 12:23:01,122 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 12:23:01,281 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 12:23:01,281 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 12:23:01,282 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 12:23:01,282 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 12:23:01,285 INFO L202 PluginConnector]: Adding new model bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:01 BoogieIcfgContainer [2021-07-01 12:23:01,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 12:23:01,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 12:23:01,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 12:23:01,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 12:23:01,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/2) ... [2021-07-01 12:23:01,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f6f612 and model type bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:23:01, skipping insertion in model container [2021-07-01 12:23:01,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:01" (2/2) ... [2021-07-01 12:23:01,290 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized05.bpl [2021-07-01 12:23:01,294 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 12:23:01,295 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 12:23:01,295 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 12:23:01,295 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 12:23:01,325 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 12:23:01,341 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 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 12:23:01,508 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:01,508 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:01,508 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:01,508 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:01,508 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:01,508 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:01,508 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:01,508 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 12:23:01,836 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 12:23:01,838 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) [2021-07-01 12:23:01,858 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:01,858 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:01,858 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:01,858 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:01,858 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:01,858 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:01,858 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:01,858 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 12:23:01,956 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:01,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:01,960 INFO L82 PathProgramCache]: Analyzing trace with hash -851249942, now seen corresponding path program 1 times [2021-07-01 12:23:01,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:01,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584298331] [2021-07-01 12:23:01,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,049 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 12:23:02,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584298331] [2021-07-01 12:23:02,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584298331] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 12:23:02,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575761964] [2021-07-01 12:23:02,054 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 12:23:02,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 12:23:02,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 12:23:02,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,064 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,065 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 12:23:02,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,123 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 12:23:02,123 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:02,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:02,124 INFO L82 PathProgramCache]: Analyzing trace with hash 562048370, now seen corresponding path program 1 times [2021-07-01 12:23:02,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:02,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008585068] [2021-07-01 12:23:02,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 12:23:02,138 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,138 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008585068] [2021-07-01 12:23:02,138 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008585068] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:23:02,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971590694] [2021-07-01 12:23:02,140 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:23:02,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:23:02,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:23:02,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,141 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,141 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 12:23:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 12:23:02,598 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:02,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:02,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1632206756, now seen corresponding path program 1 times [2021-07-01 12:23:02,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:02,599 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193564630] [2021-07-01 12:23:02,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,662 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 12:23:02,663 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,663 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193564630] [2021-07-01 12:23:02,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193564630] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,663 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,663 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:23:02,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327425486] [2021-07-01 12:23:02,663 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 12:23:02,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 12:23:02,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 12:23:02,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,664 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 4 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 12:23:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:23:02,902 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 12:23:02,902 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:02,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:02,905 INFO L82 PathProgramCache]: Analyzing trace with hash -866256101, now seen corresponding path program 1 times [2021-07-01 12:23:02,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:02,905 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546269248] [2021-07-01 12:23:02,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,961 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 12:23:02,962 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,962 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546269248] [2021-07-01 12:23:02,962 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546269248] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 12:23:02,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137783070] [2021-07-01 12:23:02,965 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 12:23:02,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 12:23:02,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 12:23:02,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,967 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,967 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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 12:23:02,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:02,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:23:02,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:23:03,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:23:03,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 12:23:03,509 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 12:23:03,509 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 12:23:03,511 INFO L202 PluginConnector]: Adding new model bluetooth-customized05.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:23:03 BasicIcfg [2021-07-01 12:23:03,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 12:23:03,512 INFO L168 Benchmark]: Toolchain (without parser) took 2484.35 ms. Allocated memory was 206.6 MB in the beginning and 300.9 MB in the end (delta: 94.4 MB). Free memory was 186.0 MB in the beginning and 148.0 MB in the end (delta: 37.9 MB). Peak memory consumption was 133.4 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:03,512 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 187.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 12:23:03,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.68 ms. Allocated memory is still 206.6 MB. Free memory was 185.9 MB in the beginning and 184.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:03,512 INFO L168 Benchmark]: Boogie Preprocessor took 11.54 ms. Allocated memory is still 206.6 MB. Free memory was 184.1 MB in the beginning and 183.2 MB in the end (delta: 931.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:03,512 INFO L168 Benchmark]: RCFGBuilder took 219.14 ms. Allocated memory is still 206.6 MB. Free memory was 183.1 MB in the beginning and 168.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:03,513 INFO L168 Benchmark]: TraceAbstraction took 2224.90 ms. Allocated memory was 206.6 MB in the beginning and 300.9 MB in the end (delta: 94.4 MB). Free memory was 168.3 MB in the beginning and 148.0 MB in the end (delta: 20.2 MB). Peak memory consumption was 115.5 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:03,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 187.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.68 ms. Allocated memory is still 206.6 MB. Free memory was 185.9 MB in the beginning and 184.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.54 ms. Allocated memory is still 206.6 MB. Free memory was 184.1 MB in the beginning and 183.2 MB in the end (delta: 931.0 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 219.14 ms. Allocated memory is still 206.6 MB. Free memory was 183.1 MB in the beginning and 168.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2224.90 ms. Allocated memory was 206.6 MB in the beginning and 300.9 MB in the end (delta: 94.4 MB). Free memory was 168.3 MB in the beginning and 148.0 MB in the end (delta: 20.2 MB). Peak memory consumption was 115.5 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: 951, positive: 927, positive conditional: 76, positive unconditional: 851, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 941, positive: 927, positive conditional: 76, positive unconditional: 851, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 941, positive: 927, positive conditional: 0, positive unconditional: 927, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 601, positive: 587, positive conditional: 0, positive unconditional: 587, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 601, positive: 546, positive conditional: 0, positive unconditional: 546, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 219, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 941, positive: 340, positive conditional: 0, positive unconditional: 340, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 601, unknown conditional: 0, unknown unconditional: 601] , Statistics on independence cache: Total cache size (in pairs): 601, Positive cache size: 587, Positive conditional cache size: 0, Positive unconditional cache size: 587, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 ], Maximal queried relation: 0, Independence queries for same thread: 10 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 267, Number of persistent set computation: 20, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 951, positive: 927, positive conditional: 76, positive unconditional: 851, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 941, positive: 927, positive conditional: 76, positive unconditional: 851, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 941, positive: 927, positive conditional: 0, positive unconditional: 927, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 601, positive: 587, positive conditional: 0, positive unconditional: 587, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 601, positive: 546, positive conditional: 0, positive unconditional: 546, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 55, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 219, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 941, positive: 340, positive conditional: 0, positive unconditional: 340, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 601, unknown conditional: 0, unknown unconditional: 601] , Statistics on independence cache: Total cache size (in pairs): 601, Positive cache size: 587, Positive conditional cache size: 0, Positive unconditional cache size: 587, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 ], Maximal queried relation: 0, Independence queries for same thread: 10 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39445, positive: 37698, positive conditional: 36285, positive unconditional: 1413, negative: 1747, negative conditional: 1681, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 38480, positive: 37698, positive conditional: 36285, positive unconditional: 1413, negative: 782, negative conditional: 716, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 38480, positive: 35788, positive conditional: 0, positive unconditional: 35788, negative: 2692, negative conditional: 0, negative unconditional: 2692, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 936, positive: 893, positive conditional: 0, positive unconditional: 893, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 936, positive: 794, positive conditional: 0, positive unconditional: 794, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 142, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 38480, positive: 34895, positive conditional: 0, positive unconditional: 34895, negative: 2649, negative conditional: 0, negative unconditional: 2649, unknown: 936, unknown conditional: 0, unknown unconditional: 936] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371 ], Maximal queried relation: 4, Independence queries for same thread: 965 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 547, Number of persistent set computation: 4536, Number of trivial persistent sets: 3262, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39445, positive: 37698, positive conditional: 36285, positive unconditional: 1413, negative: 1747, negative conditional: 1681, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 38480, positive: 37698, positive conditional: 36285, positive unconditional: 1413, negative: 782, negative conditional: 716, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 38480, positive: 35788, positive conditional: 0, positive unconditional: 35788, negative: 2692, negative conditional: 0, negative unconditional: 2692, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 936, positive: 893, positive conditional: 0, positive unconditional: 893, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 936, positive: 794, positive conditional: 0, positive unconditional: 794, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 142, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 38480, positive: 34895, positive conditional: 0, positive unconditional: 34895, negative: 2649, negative conditional: 0, negative unconditional: 2649, unknown: 936, unknown conditional: 0, unknown unconditional: 936] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371, SemanticConditionEliminator.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6021, positive: 1910, positive conditional: 1910, positive unconditional: 0, negative: 4111, negative conditional: 2651, negative unconditional: 1460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 142, positive conditional: 43, positive unconditional: 99, negative: 105, negative conditional: 62, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 132, positive conditional: 53, positive unconditional: 79, negative: 138, negative conditional: 65, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6021, positive: 1867, positive conditional: 1867, positive unconditional: 0, negative: 4049, negative conditional: 2589, negative unconditional: 1460, unknown: 105, unknown conditional: 105, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1041, Positive cache size: 936, Positive conditional cache size: 43, Positive unconditional cache size: 893, Negative cache size: 105, Negative conditional cache size: 62, Negative unconditional cache size: 43, Eliminated conditions: 1371 ], Maximal queried relation: 4, Independence queries for same thread: 965 - PositiveResult [Line: 38]: 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 10 procedures, 55 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 483.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 292.5ms, 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 10 procedures, 55 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1657.3ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 1374.2ms, 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: 4.3ms SsaConstructionTime, 41.2ms SatisfiabilityAnalysisTime, 125.8ms InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 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...