/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 13:46:08,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 13:46:08,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 13:46:08,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 13:46:08,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf [2021-07-01 13:46:08,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 13:46:08,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 13:46:08,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 13:46:08,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 13:46:08,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 13:46:08,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 13:46:08,647 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 13:46:08,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 13:46:08,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 13:46:08,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 13:46:08,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 13:46:08,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 13:46:08,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 13:46:08,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 13:46:08,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:46:08,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 13:46:08,650 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-01 13:46:08,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 13:46:08,651 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 13:46:08,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 13:46:08,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 13:46:08,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 13:46:08,922 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 13:46:08,923 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 13:46:08,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct03.bpl [2021-07-01 13:46:08,924 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct03.bpl' [2021-07-01 13:46:08,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 13:46:08,941 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 13:46:08,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 13:46:08,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 13:46:08,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 13:46:08,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 13:46:08,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 13:46:08,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 13:46:08,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 13:46:08,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/1) ... [2021-07-01 13:46:08,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 13:46:08,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 13:46:08,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 13:46:08,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 13:46:08,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (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 13:46:09,046 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 13:46:09,046 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 13:46:09,046 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 13:46:09,046 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 13:46:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 13:46:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 13:46:09,047 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 13:46:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 13:46:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 13:46:09,047 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 13:46:09,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 13:46:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 13:46:09,048 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 13:46:09,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 13:46:09,312 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 13:46:09,312 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 13:46:09,313 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 13:46:09,314 INFO L202 PluginConnector]: Adding new model bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:46:09 BoogieIcfgContainer [2021-07-01 13:46:09,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 13:46:09,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 13:46:09,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 13:46:09,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 13:46:09,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:08" (1/2) ... [2021-07-01 13:46:09,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773a230 and model type bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:46:09, skipping insertion in model container [2021-07-01 13:46:09,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:46:09" (2/2) ... [2021-07-01 13:46:09,319 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct03.bpl [2021-07-01 13:46:09,322 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 13:46:09,323 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 13:46:09,323 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 13:46:09,323 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 13:46:09,345 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 13:46:09,370 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 13:46:09,412 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:46:09,412 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:46:09,412 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:46:09,412 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:46:09,412 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:46:09,413 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:46:09,413 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:46:09,413 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 13:46:09,861 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 13:46:09,863 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-07-01 13:46:09,884 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:46:09,884 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:46:09,884 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:46:09,884 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:46:09,884 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:46:09,884 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:46:09,884 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:46:09,885 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:46:09,987 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:09,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:09,991 INFO L82 PathProgramCache]: Analyzing trace with hash 262563608, now seen corresponding path program 1 times [2021-07-01 13:46:09,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:09,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060935683] [2021-07-01 13:46:09,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,084 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 13:46:10,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060935683] [2021-07-01 13:46:10,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060935683] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 13:46:10,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053365393] [2021-07-01 13:46:10,092 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:46:10,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:46:10,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:46:10,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,102 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,103 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 13:46:10,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,164 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 13:46:10,164 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,170 INFO L82 PathProgramCache]: Analyzing trace with hash 147299534, now seen corresponding path program 1 times [2021-07-01 13:46:10,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731765208] [2021-07-01 13:46:10,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,188 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 13:46:10,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731765208] [2021-07-01 13:46:10,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731765208] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 13:46:10,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597922556] [2021-07-01 13:46:10,191 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:46:10,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:46:10,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:46:10,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,192 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,192 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 13:46:10,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 13:46:10,238 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,238 INFO L82 PathProgramCache]: Analyzing trace with hash -998597374, now seen corresponding path program 1 times [2021-07-01 13:46:10,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,238 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115748548] [2021-07-01 13:46:10,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 13:46:10,329 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,329 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115748548] [2021-07-01 13:46:10,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115748548] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-01 13:46:10,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938946238] [2021-07-01 13:46:10,332 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 13:46:10,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 13:46:10,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-01 13:46:10,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,334 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:46:10,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:10,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 13:46:10,468 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1823461051, now seen corresponding path program 1 times [2021-07-01 13:46:10,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627643036] [2021-07-01 13:46:10,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-01 13:46:10,544 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627643036] [2021-07-01 13:46:10,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627643036] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,546 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,547 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 13:46:10,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649672964] [2021-07-01 13:46:10,547 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-01 13:46:10,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-01 13:46:10,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-01 13:46:10,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,549 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,549 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:46:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:10,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:46:10,976 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 13:46:10,986 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 13:46:10,986 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 13:46:10,988 INFO L202 PluginConnector]: Adding new model bluetooth-correct03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:46:10 BasicIcfg [2021-07-01 13:46:10,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 13:46:10,989 INFO L168 Benchmark]: Toolchain (without parser) took 2047.56 ms. Allocated memory was 180.4 MB in the beginning and 220.2 MB in the end (delta: 39.8 MB). Free memory was 160.6 MB in the beginning and 102.0 MB in the end (delta: 58.6 MB). Peak memory consumption was 100.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:10,989 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 180.4 MB. Free memory is still 161.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 13:46:10,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.20 ms. Allocated memory is still 180.4 MB. Free memory was 160.4 MB in the beginning and 158.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:10,989 INFO L168 Benchmark]: Boogie Preprocessor took 13.01 ms. Allocated memory is still 180.4 MB. Free memory was 158.6 MB in the beginning and 157.6 MB in the end (delta: 984.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:10,989 INFO L168 Benchmark]: RCFGBuilder took 330.74 ms. Allocated memory is still 180.4 MB. Free memory was 157.6 MB in the beginning and 142.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:10,990 INFO L168 Benchmark]: TraceAbstraction took 1673.14 ms. Allocated memory was 180.4 MB in the beginning and 220.2 MB in the end (delta: 39.8 MB). Free memory was 142.2 MB in the beginning and 102.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:10,991 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 0.10 ms. Allocated memory is still 180.4 MB. Free memory is still 161.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.20 ms. Allocated memory is still 180.4 MB. Free memory was 160.4 MB in the beginning and 158.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.01 ms. Allocated memory is still 180.4 MB. Free memory was 158.6 MB in the beginning and 157.6 MB in the end (delta: 984.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 330.74 ms. Allocated memory is still 180.4 MB. Free memory was 157.6 MB in the beginning and 142.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1673.14 ms. Allocated memory was 180.4 MB in the beginning and 220.2 MB in the end (delta: 39.8 MB). Free memory was 142.2 MB in the beginning and 102.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 81.1 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: 1593, positive: 1195, positive conditional: 851, positive unconditional: 344, negative: 398, negative conditional: 367, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1359, positive: 1195, positive conditional: 851, positive unconditional: 344, negative: 164, negative conditional: 133, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1359, positive: 1195, positive conditional: 0, positive unconditional: 1195, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 330, positive: 306, positive conditional: 0, positive unconditional: 306, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 330, positive: 289, positive conditional: 0, positive unconditional: 289, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 135, negative conditional: 0, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1359, positive: 889, positive conditional: 0, positive unconditional: 889, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 330, unknown conditional: 0, unknown unconditional: 330] , Statistics on independence cache: Total cache size (in pairs): 330, Positive cache size: 306, Positive conditional cache size: 0, Positive unconditional cache size: 306, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: 0, Independence queries for same thread: 234 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 310, Number of persistent set computation: 956, Number of trivial persistent sets: 934, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1593, positive: 1195, positive conditional: 851, positive unconditional: 344, negative: 398, negative conditional: 367, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1359, positive: 1195, positive conditional: 851, positive unconditional: 344, negative: 164, negative conditional: 133, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1359, positive: 1195, positive conditional: 0, positive unconditional: 1195, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 330, positive: 306, positive conditional: 0, positive unconditional: 306, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 330, positive: 289, positive conditional: 0, positive unconditional: 289, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 135, negative conditional: 0, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1359, positive: 889, positive conditional: 0, positive unconditional: 889, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 330, unknown conditional: 0, unknown unconditional: 330] , Statistics on independence cache: Total cache size (in pairs): 330, Positive cache size: 306, Positive conditional cache size: 0, Positive unconditional cache size: 306, Negative cache size: 24, Negative conditional cache size: 0, Negative unconditional cache size: 24 ], Maximal queried relation: 0, Independence queries for same thread: 234 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6912, positive: 6078, positive conditional: 5697, positive unconditional: 381, negative: 834, negative conditional: 798, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6329, positive: 6078, positive conditional: 5697, positive unconditional: 381, negative: 251, negative conditional: 215, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6329, positive: 5419, positive conditional: 0, positive unconditional: 5419, negative: 910, negative conditional: 0, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 365, positive: 340, positive conditional: 0, positive unconditional: 340, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 365, positive: 319, positive conditional: 0, positive unconditional: 319, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6329, positive: 5079, positive conditional: 0, positive unconditional: 5079, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 365, unknown conditional: 0, unknown unconditional: 365] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771 ], Maximal queried relation: 4, Independence queries for same thread: 583 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 343, Number of persistent set computation: 3178, Number of trivial persistent sets: 3158, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6912, positive: 6078, positive conditional: 5697, positive unconditional: 381, negative: 834, negative conditional: 798, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6329, positive: 6078, positive conditional: 5697, positive unconditional: 381, negative: 251, negative conditional: 215, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6329, positive: 5419, positive conditional: 0, positive unconditional: 5419, negative: 910, negative conditional: 0, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 365, positive: 340, positive conditional: 0, positive unconditional: 340, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 365, positive: 319, positive conditional: 0, positive unconditional: 319, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6329, positive: 5079, positive conditional: 0, positive unconditional: 5079, negative: 885, negative conditional: 0, negative unconditional: 885, unknown: 365, unknown conditional: 0, unknown unconditional: 365] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771, SemanticConditionEliminator.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1855, positive: 659, positive conditional: 659, positive unconditional: 0, negative: 1196, negative conditional: 368, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 54, positive conditional: 33, positive unconditional: 21, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 171, positive conditional: 119, positive unconditional: 52, negative: 108, negative conditional: 27, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1855, positive: 626, positive conditional: 626, positive unconditional: 0, negative: 1174, negative conditional: 346, negative unconditional: 828, unknown: 55, unknown conditional: 55, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 420, Positive cache size: 373, Positive conditional cache size: 33, Positive unconditional cache size: 340, Negative cache size: 47, Negative conditional cache size: 22, Negative unconditional cache size: 25, Eliminated conditions: 771 ], Maximal queried relation: 4, Independence queries for same thread: 583 - PositiveResult [Line: 36]: 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 8 procedures, 45 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 479.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 426.2ms, 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 8 procedures, 45 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1115.6ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 762.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, 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: 6.0ms SsaConstructionTime, 50.5ms SatisfiabilityAnalysisTime, 162.1ms InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 227 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 5/5 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...