/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-correct07.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 12:23:00,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 12:23:00,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 12:23:00,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 12:23:00,685 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 12:23:00,707 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 12:23:00,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 12:23:00,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 12:23:00,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 12:23:00,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 12:23:00,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 12:23:00,709 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 12:23:00,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 12:23:00,710 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 12:23:00,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 12:23:00,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 12:23:00,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 12:23:00,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 12:23:00,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 12:23:00,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 12:23:00,711 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 12:23:00,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 12:23:00,712 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 12:23:00,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 12:23:00,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 12:23:00,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 12:23:00,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 12:23:00,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 12:23:00,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:23:00,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 12:23:00,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 12:23:00,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 12:23:00,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 12:23:00,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 12:23:00,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 12:23:00,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 12:23:00,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 12:23:00,715 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-07-01 12:23:00,715 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 12:23:01,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 12:23:01,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 12:23:01,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 12:23:01,048 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 12:23:01,049 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 12:23:01,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct07.bpl [2021-07-01 12:23:01,050 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct07.bpl' [2021-07-01 12:23:01,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 12:23:01,078 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 12:23:01,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:01,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 12:23:01,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 12:23:01,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 12:23:01,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 12:23:01,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 12:23:01,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 12:23:01,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/1) ... [2021-07-01 12:23:01,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 12:23:01,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 12:23:01,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 12:23:01,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 12:23:01,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct07.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 12:23:01,199 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 12:23:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 12:23:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 12:23:01,200 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 12:23:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 12:23:01,200 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 12:23:01,200 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 12:23:01,200 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 12:23:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 12:23:01,202 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 12:23:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 12:23:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 12:23:01,204 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 12:23:01,444 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 12:23:01,445 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 12:23:01,445 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 12:23:01,446 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 12:23:01,447 INFO L202 PluginConnector]: Adding new model bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:01 BoogieIcfgContainer [2021-07-01 12:23:01,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 12:23:01,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 12:23:01,449 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 12:23:01,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 12:23:01,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:23:01" (1/2) ... [2021-07-01 12:23:01,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23862c2e and model type bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:23:01, skipping insertion in model container [2021-07-01 12:23:01,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:23:01" (2/2) ... [2021-07-01 12:23:01,454 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct07.bpl [2021-07-01 12:23:01,459 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 12:23:01,460 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 12:23:01,460 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 12:23:01,460 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 12:23:01,500 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 12:23:01,522 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 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 12:23:01,583 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:01,584 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:01,584 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:01,584 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:01,584 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:01,584 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:01,584 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:01,585 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 12:23:02,120 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 12:23:02,122 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 12:23:02,133 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:23:02,133 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:23:02,134 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:23:02,134 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:23:02,134 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:23:02,134 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:23:02,134 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:23:02,134 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 12:23:02,378 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:02,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:02,383 INFO L82 PathProgramCache]: Analyzing trace with hash -111411383, now seen corresponding path program 1 times [2021-07-01 12:23:02,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:02,391 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100265490] [2021-07-01 12:23:02,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,483 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 12:23:02,484 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100265490] [2021-07-01 12:23:02,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100265490] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,485 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,485 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 12:23:02,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975908835] [2021-07-01 12:23:02,489 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:23:02,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:23:02,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:23:02,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,503 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,504 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) 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 12:23:02,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 12:23:02,622 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:02,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:02,624 INFO L82 PathProgramCache]: Analyzing trace with hash -505981932, now seen corresponding path program 1 times [2021-07-01 12:23:02,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:02,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703847619] [2021-07-01 12:23:02,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 12:23:02,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:02,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703847619] [2021-07-01 12:23:02,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703847619] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:02,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:02,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 12:23:02,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806135066] [2021-07-01 12:23:02,775 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-01 12:23:02,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:02,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-01 12:23:02,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-01 12:23:02,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:02,785 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:02,786 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 6 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 12:23:02,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:02,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:03,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:03,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:23:03,055 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 12:23:03,055 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:23:03,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:23:03,055 INFO L82 PathProgramCache]: Analyzing trace with hash 2024653636, now seen corresponding path program 1 times [2021-07-01 12:23:03,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:23:03,056 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088420881] [2021-07-01 12:23:03,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:23:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:23:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 12:23:03,075 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:23:03,076 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088420881] [2021-07-01 12:23:03,076 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088420881] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:23:03,076 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:23:03,076 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:23:03,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480834267] [2021-07-01 12:23:03,077 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:23:03,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:23:03,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:23:03,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:23:03,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:03,078 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:23:03,078 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 12:23:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:23:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:23:10,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:23:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:23:10,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 12:23:10,449 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 12:23:10,449 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 12:23:10,451 INFO L202 PluginConnector]: Adding new model bluetooth-correct07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:23:10 BasicIcfg [2021-07-01 12:23:10,451 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 12:23:10,452 INFO L168 Benchmark]: Toolchain (without parser) took 9374.40 ms. Allocated memory was 186.6 MB in the beginning and 672.1 MB in the end (delta: 485.5 MB). Free memory was 166.0 MB in the beginning and 203.7 MB in the end (delta: -37.6 MB). Peak memory consumption was 452.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:10,453 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 186.6 MB. Free memory is still 167.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 12:23:10,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.52 ms. Allocated memory is still 186.6 MB. Free memory was 165.9 MB in the beginning and 164.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:10,454 INFO L168 Benchmark]: Boogie Preprocessor took 12.63 ms. Allocated memory is still 186.6 MB. Free memory was 164.1 MB in the beginning and 163.2 MB in the end (delta: 917.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:10,454 INFO L168 Benchmark]: RCFGBuilder took 313.88 ms. Allocated memory is still 186.6 MB. Free memory was 163.1 MB in the beginning and 147.8 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:10,455 INFO L168 Benchmark]: TraceAbstraction took 9002.65 ms. Allocated memory was 186.6 MB in the beginning and 672.1 MB in the end (delta: 485.5 MB). Free memory was 147.4 MB in the beginning and 203.7 MB in the end (delta: -56.3 MB). Peak memory consumption was 433.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:23:10,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 186.6 MB. Free memory is still 167.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 38.52 ms. Allocated memory is still 186.6 MB. Free memory was 165.9 MB in the beginning and 164.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.63 ms. Allocated memory is still 186.6 MB. Free memory was 164.1 MB in the beginning and 163.2 MB in the end (delta: 917.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 313.88 ms. Allocated memory is still 186.6 MB. Free memory was 163.1 MB in the beginning and 147.8 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9002.65 ms. Allocated memory was 186.6 MB in the beginning and 672.1 MB in the end (delta: 485.5 MB). Free memory was 147.4 MB in the beginning and 203.7 MB in the end (delta: -56.3 MB). Peak memory consumption was 433.1 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: 2090, positive: 2013, positive conditional: 218, positive unconditional: 1795, negative: 77, negative conditional: 21, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2069, positive: 2013, positive conditional: 218, positive unconditional: 1795, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2069, positive: 2013, positive conditional: 0, positive unconditional: 2013, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1131, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1131, positive: 1026, positive conditional: 0, positive unconditional: 1026, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 105, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 105, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 422, positive: 139, positive conditional: 0, positive unconditional: 139, negative: 282, negative conditional: 0, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2069, positive: 938, positive conditional: 0, positive unconditional: 938, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1131, unknown conditional: 0, unknown unconditional: 1131] , Statistics on independence cache: Total cache size (in pairs): 1131, Positive cache size: 1075, Positive conditional cache size: 0, Positive unconditional cache size: 1075, Negative cache size: 56, Negative conditional cache size: 0, Negative unconditional cache size: 56 ], Maximal queried relation: 0, Independence queries for same thread: 21 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 473, Number of persistent set computation: 22, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2090, positive: 2013, positive conditional: 218, positive unconditional: 1795, negative: 77, negative conditional: 21, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2069, positive: 2013, positive conditional: 218, positive unconditional: 1795, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2069, positive: 2013, positive conditional: 0, positive unconditional: 2013, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1131, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1131, positive: 1026, positive conditional: 0, positive unconditional: 1026, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 105, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 105, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 422, positive: 139, positive conditional: 0, positive unconditional: 139, negative: 282, negative conditional: 0, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2069, positive: 938, positive conditional: 0, positive unconditional: 938, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1131, unknown conditional: 0, unknown unconditional: 1131] , Statistics on independence cache: Total cache size (in pairs): 1131, Positive cache size: 1075, Positive conditional cache size: 0, Positive unconditional cache size: 1075, Negative cache size: 56, Negative conditional cache size: 0, Negative unconditional cache size: 56 ], Maximal queried relation: 0, Independence queries for same thread: 21 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 252677, positive: 246335, positive conditional: 243505, positive unconditional: 2830, negative: 6342, negative conditional: 6140, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 247879, positive: 246335, positive conditional: 243505, positive unconditional: 2830, negative: 1544, negative conditional: 1342, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 247879, positive: 228672, positive conditional: 0, positive unconditional: 228672, negative: 19207, negative conditional: 0, negative unconditional: 19207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1678, positive: 1564, positive conditional: 0, positive unconditional: 1564, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1678, positive: 1450, positive conditional: 0, positive unconditional: 1450, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 228, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 247879, positive: 227108, positive conditional: 0, positive unconditional: 227108, negative: 19093, negative conditional: 0, negative unconditional: 19093, unknown: 1678, unknown conditional: 0, unknown unconditional: 1678] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334 ], Maximal queried relation: 3, Independence queries for same thread: 4798 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 4011, Number of persistent set computation: 27318, Number of trivial persistent sets: 16306, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 252677, positive: 246335, positive conditional: 243505, positive unconditional: 2830, negative: 6342, negative conditional: 6140, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 247879, positive: 246335, positive conditional: 243505, positive unconditional: 2830, negative: 1544, negative conditional: 1342, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 247879, positive: 228672, positive conditional: 0, positive unconditional: 228672, negative: 19207, negative conditional: 0, negative unconditional: 19207, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1678, positive: 1564, positive conditional: 0, positive unconditional: 1564, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1678, positive: 1450, positive conditional: 0, positive unconditional: 1450, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 228, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 247879, positive: 227108, positive conditional: 0, positive unconditional: 227108, negative: 19093, negative conditional: 0, negative unconditional: 19093, unknown: 1678, unknown conditional: 0, unknown unconditional: 1678] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334, SemanticConditionEliminator.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40983, positive: 17663, positive conditional: 17663, positive unconditional: 0, negative: 23320, negative conditional: 2629, negative unconditional: 20691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 420, positive: 254, positive conditional: 140, positive unconditional: 114, negative: 166, negative conditional: 52, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 733, positive: 448, positive conditional: 202, positive unconditional: 245, negative: 285, negative conditional: 65, negative unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40983, positive: 17523, positive conditional: 17523, positive unconditional: 0, negative: 23268, negative conditional: 2577, negative unconditional: 20691, unknown: 192, unknown conditional: 192, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1870, Positive cache size: 1704, Positive conditional cache size: 140, Positive unconditional cache size: 1564, Negative cache size: 166, Negative conditional cache size: 52, Negative unconditional cache size: 114, Eliminated conditions: 20334 ], Maximal queried relation: 3, Independence queries for same thread: 4798 - PositiveResult [Line: 40]: 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 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 582.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.4ms, PartialOrderReductionTime: 510.2ms, 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 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8325.1ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 7991.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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: 4.7ms SsaConstructionTime, 36.5ms SatisfiabilityAnalysisTime, 160.6ms InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 192 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 11/11 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...