/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-customized09.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 12:23:04,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 12:23:04,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 12:23:04,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 12:23:04,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 12:23:04,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 12:23:04,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 12:23:04,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 12:23:04,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 12:23:04,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 12:23:04,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 12:23:04,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 12:23:04,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 12:23:04,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 12:23:04,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 12:23:04,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 12:23:04,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 12:23:04,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 12:23:04,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 12:23:04,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 12:23:04,397 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 12:23:04,419 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 12:23:04,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 12:23:04,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 12:23:04,420 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 12:23:04,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 12:23:04,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 12:23:04,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 12:23:04,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 12:23:04,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 12:23:04,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 12:23:04,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 12:23:04,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 12:23:04,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:23:04,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 12:23:04,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 12:23:04,424 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-07-01 12:23:04,425 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 12:23:04,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 12:23:04,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 12:23:04,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 12:23:04,682 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 12:23:04,684 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 12:23:04,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized09.bpl [2021-07-01 12:23:04,685 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized09.bpl' [2021-07-01 12:23:04,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 12:23:04,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 12:23:04,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:04,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 12:23:04,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 12:23:04,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:04,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 12:23:04,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 12:23:04,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 12:23:04,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/1) ... [2021-07-01 12:23:04,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 12:23:04,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 12:23:04,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 12:23:04,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 12:23:04,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (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 12:23:04,862 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 12:23:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 12:23:04,862 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 12:23:04,862 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 12:23:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 12:23:04,863 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 12:23:04,863 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 12:23:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 12:23:04,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 12:23:04,863 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 12:23:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 12:23:04,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 12:23:04,872 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 12:23:05,096 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 12:23:05,096 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 12:23:05,100 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 12:23:05,100 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 12:23:05,102 INFO L202 PluginConnector]: Adding new model bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:05 BoogieIcfgContainer [2021-07-01 12:23:05,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 12:23:05,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 12:23:05,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 12:23:05,105 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 12:23:05,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:04" (1/2) ... [2021-07-01 12:23:05,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a76951 and model type bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:23:05, skipping insertion in model container [2021-07-01 12:23:05,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:05" (2/2) ... [2021-07-01 12:23:05,107 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized09.bpl [2021-07-01 12:23:05,110 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 12:23:05,110 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 12:23:05,111 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 12:23:05,111 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 12:23:05,186 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 12:23:05,201 INFO L255 AbstractCegarLoop]: Starting to check reachability of 10 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 12:23:05,252 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:05,252 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:05,253 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:05,253 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:05,254 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:05,254 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:05,254 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:05,254 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 12:23:05,692 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 12:23:05,693 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 12:23:05,702 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:05,703 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:05,703 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:05,703 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:05,703 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:05,703 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:05,703 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:05,703 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 12:23:05,926 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:05,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:05,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1116941240, now seen corresponding path program 1 times [2021-07-01 12:23:05,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:05,936 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380463913] [2021-07-01 12:23:05,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:06,036 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 12:23:06,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:06,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380463913] [2021-07-01 12:23:06,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380463913] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:06,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:06,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 12:23:06,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828387269] [2021-07-01 12:23:06,041 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 12:23:06,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:06,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 12:23:06,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 12:23:06,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:06,053 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:06,054 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 12:23:06,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:06,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 12:23:06,151 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:06,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:06,152 INFO L82 PathProgramCache]: Analyzing trace with hash 221529436, now seen corresponding path program 1 times [2021-07-01 12:23:06,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:06,152 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977519535] [2021-07-01 12:23:06,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:06,189 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 12:23:06,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:06,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977519535] [2021-07-01 12:23:06,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977519535] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:06,190 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:06,190 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:23:06,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618314428] [2021-07-01 12:23:06,191 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:23:06,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:06,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:23:06,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:23:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:06,191 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:06,191 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 12:23:06,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:06,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:38,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:38,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:38,345 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 12:23:38,345 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:38,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:38,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1906693148, now seen corresponding path program 1 times [2021-07-01 12:23:38,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:38,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963822694] [2021-07-01 12:23:38,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:38,419 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 12:23:38,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:38,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963822694] [2021-07-01 12:23:38,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963822694] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:38,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:38,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:23:38,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259252623] [2021-07-01 12:23:38,423 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 12:23:38,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:38,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 12:23:38,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 12:23:38,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:38,424 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:38,424 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:23:38,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:38,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:38,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:45,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:45,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:45,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:23:45,527 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 12:23:45,527 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:45,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:45,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1465458531, now seen corresponding path program 1 times [2021-07-01 12:23:45,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:45,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870546605] [2021-07-01 12:23:45,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:45,572 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 12:23:45,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:45,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870546605] [2021-07-01 12:23:45,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870546605] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:45,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:45,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 12:23:45,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139153460] [2021-07-01 12:23:45,573 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 12:23:45,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:45,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 12:23:45,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 12:23:45,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:45,573 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:45,573 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 12:23:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:23:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:45,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:23:45,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:25:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:25:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:25:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:25:18,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:25:18,395 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 12:25:18,406 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 12:25:18,406 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 12:25:18,408 INFO L202 PluginConnector]: Adding new model bluetooth-customized09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:25:18 BasicIcfg [2021-07-01 12:25:18,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 12:25:18,409 INFO L168 Benchmark]: Toolchain (without parser) took 133705.05 ms. Allocated memory was 176.2 MB in the beginning and 4.0 GB in the end (delta: 3.9 GB). Free memory was 155.3 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.3 GB. Max. memory is 8.0 GB. [2021-07-01 12:25:18,410 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 176.2 MB. Free memory is still 156.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 12:25:18,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 176.2 MB. Free memory was 155.1 MB in the beginning and 153.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:25:18,410 INFO L168 Benchmark]: Boogie Preprocessor took 13.02 ms. Allocated memory is still 176.2 MB. Free memory was 153.3 MB in the beginning and 152.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:25:18,411 INFO L168 Benchmark]: RCFGBuilder took 334.35 ms. Allocated memory is still 176.2 MB. Free memory was 152.3 MB in the beginning and 137.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 12:25:18,411 INFO L168 Benchmark]: TraceAbstraction took 133305.31 ms. Allocated memory was 176.2 MB in the beginning and 4.0 GB in the end (delta: 3.9 GB). Free memory was 137.5 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.3 GB. Max. memory is 8.0 GB. [2021-07-01 12:25:18,412 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 0.12 ms. Allocated memory is still 176.2 MB. Free memory is still 156.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 47.00 ms. Allocated memory is still 176.2 MB. Free memory was 155.1 MB in the beginning and 153.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.02 ms. Allocated memory is still 176.2 MB. Free memory was 153.3 MB in the beginning and 152.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 334.35 ms. Allocated memory is still 176.2 MB. Free memory was 152.3 MB in the beginning and 137.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 133305.31 ms. Allocated memory was 176.2 MB in the beginning and 4.0 GB in the end (delta: 3.9 GB). Free memory was 137.5 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3793, positive: 3731, positive conditional: 472, positive unconditional: 3259, negative: 62, negative conditional: 36, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3757, positive: 3731, positive conditional: 472, positive unconditional: 3259, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3757, positive: 3731, positive conditional: 0, positive unconditional: 3731, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1765, positive: 1739, positive conditional: 0, positive unconditional: 1739, 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: 1765, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 145, positive conditional: 0, positive unconditional: 145, 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: 171, positive: 145, positive conditional: 0, positive unconditional: 145, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, positive: 239, positive conditional: 0, positive unconditional: 239, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3757, positive: 1992, positive conditional: 0, positive unconditional: 1992, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1765, unknown conditional: 0, unknown unconditional: 1765] , Statistics on independence cache: Total cache size (in pairs): 1765, Positive cache size: 1739, Positive conditional cache size: 0, Positive unconditional cache size: 1739, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 ], Maximal queried relation: 0, Independence queries for same thread: 36 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 389, Number of persistent set computation: 24, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3793, positive: 3731, positive conditional: 472, positive unconditional: 3259, negative: 62, negative conditional: 36, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3757, positive: 3731, positive conditional: 472, positive unconditional: 3259, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3757, positive: 3731, positive conditional: 0, positive unconditional: 3731, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1765, positive: 1739, positive conditional: 0, positive unconditional: 1739, 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: 1765, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 145, positive conditional: 0, positive unconditional: 145, 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: 171, positive: 145, positive conditional: 0, positive unconditional: 145, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, positive: 239, positive conditional: 0, positive unconditional: 239, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3757, positive: 1992, positive conditional: 0, positive unconditional: 1992, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1765, unknown conditional: 0, unknown unconditional: 1765] , Statistics on independence cache: Total cache size (in pairs): 1765, Positive cache size: 1739, Positive conditional cache size: 0, Positive unconditional cache size: 1739, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 ], Maximal queried relation: 0, Independence queries for same thread: 36 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5504867, positive: 5356412, positive conditional: 5351647, positive unconditional: 4765, negative: 148455, negative conditional: 148333, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5428902, positive: 5356412, positive conditional: 5351647, positive unconditional: 4765, negative: 72490, negative conditional: 72368, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5428902, positive: 5114408, positive conditional: 0, positive unconditional: 5114408, negative: 314494, negative conditional: 0, negative unconditional: 314494, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2562, positive: 2483, positive conditional: 0, positive unconditional: 2483, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2562, positive: 2160, positive conditional: 0, positive unconditional: 2160, negative: 402, negative conditional: 0, negative unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 402, positive: 323, positive conditional: 0, positive unconditional: 323, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5428902, positive: 5111925, positive conditional: 0, positive unconditional: 5111925, negative: 314415, negative conditional: 0, negative unconditional: 314415, unknown: 2562, unknown conditional: 0, unknown unconditional: 2562] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431 ], Maximal queried relation: 4, Independence queries for same thread: 75965 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 30597, Number of persistent set computation: 363226, Number of trivial persistent sets: 257788, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5504867, positive: 5356412, positive conditional: 5351647, positive unconditional: 4765, negative: 148455, negative conditional: 148333, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5428902, positive: 5356412, positive conditional: 5351647, positive unconditional: 4765, negative: 72490, negative conditional: 72368, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5428902, positive: 5114408, positive conditional: 0, positive unconditional: 5114408, negative: 314494, negative conditional: 0, negative unconditional: 314494, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2562, positive: 2483, positive conditional: 0, positive unconditional: 2483, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2562, positive: 2160, positive conditional: 0, positive unconditional: 2160, negative: 402, negative conditional: 0, negative unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 402, positive: 323, positive conditional: 0, positive unconditional: 323, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5428902, positive: 5111925, positive conditional: 0, positive unconditional: 5111925, negative: 314415, negative conditional: 0, negative unconditional: 314415, unknown: 2562, unknown conditional: 0, unknown unconditional: 2562] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431, SemanticConditionEliminator.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 732877, positive: 242004, positive conditional: 242004, positive unconditional: 0, negative: 490873, negative conditional: 325273, negative unconditional: 165600, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 607, positive: 406, positive conditional: 83, positive unconditional: 323, negative: 201, negative conditional: 122, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 621, positive: 361, positive conditional: 88, positive unconditional: 273, negative: 260, negative conditional: 133, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 732877, positive: 241921, positive conditional: 241921, positive unconditional: 0, negative: 490751, negative conditional: 325151, negative unconditional: 165600, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2767, Positive cache size: 2566, Positive conditional cache size: 83, Positive unconditional cache size: 2483, Negative cache size: 201, Negative conditional cache size: 122, Negative unconditional cache size: 79, Eliminated conditions: 165431 ], Maximal queried relation: 4, Independence queries for same thread: 75965 - PositiveResult [Line: 42]: 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 14 procedures, 75 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 478.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.1ms, PartialOrderReductionTime: 417.7ms, 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 14 procedures, 75 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 132707.3ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 132392.8ms, 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: 4.2ms SsaConstructionTime, 54.6ms SatisfiabilityAnalysisTime, 145.1ms InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 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...