/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-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 11:00:38,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 11:00:38,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 11:00:38,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 11:00:38,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 11:00:38,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 11:00:38,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 11:00:38,516 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-NewStatesSleep-NoLbe-Symm.epf [2021-07-01 11:00:38,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 11:00:38,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 11:00:38,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 11:00:38,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 11:00:38,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 11:00:38,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 11:00:38,547 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 11:00:38,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 11:00:38,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 11:00:38,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 11:00:38,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 11:00:38,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 11:00:38,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 11:00:38,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 11:00:38,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:00:38,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 11:00:38,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 11:00:38,551 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 11:00:38,551 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-07-01 11:00:38,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 11:00:38,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 11:00:38,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 11:00:38,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 11:00:38,845 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 11:00:38,846 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 11:00:38,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized06.bpl [2021-07-01 11:00:38,847 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized06.bpl' [2021-07-01 11:00:38,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 11:00:38,865 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 11:00:38,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 11:00:38,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 11:00:38,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 11:00:38,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 11:00:38,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 11:00:38,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 11:00:38,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 11:00:38,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 11:00:38,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 11:00:38,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 11:00:38,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 11:00:38,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (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 11:00:38,958 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 11:00:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 11:00:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 11:00:38,958 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 11:00:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 11:00:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 11:00:38,958 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 11:00:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 11:00:38,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 11:00:38,959 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 11:00:38,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 11:00:38,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 11:00:38,959 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 11:00:39,163 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 11:00:39,163 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 11:00:39,164 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 11:00:39,164 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 11:00:39,165 INFO L202 PluginConnector]: Adding new model bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:00:39 BoogieIcfgContainer [2021-07-01 11:00:39,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 11:00:39,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 11:00:39,167 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 11:00:39,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 11:00:39,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/2) ... [2021-07-01 11:00:39,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b260ec4 and model type bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:00:39, skipping insertion in model container [2021-07-01 11:00:39,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:00:39" (2/2) ... [2021-07-01 11:00:39,170 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized06.bpl [2021-07-01 11:00:39,174 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 11:00:39,174 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 11:00:39,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 11:00:39,175 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 11:00:39,204 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 11:00:39,220 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 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 11:00:39,254 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:00:39,254 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:00:39,254 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:00:39,254 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:00:39,254 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:00:39,254 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:00:39,254 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:00:39,254 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 11:00:40,514 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 11:00:40,515 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 11:00:40,526 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:00:40,527 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:00:40,527 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:00:40,527 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:00:40,527 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:00:40,527 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:00:40,527 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:00:40,527 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 11:00:40,531 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:40,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:40,534 INFO L82 PathProgramCache]: Analyzing trace with hash -351103275, now seen corresponding path program 1 times [2021-07-01 11:00:40,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:40,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078220870] [2021-07-01 11:00:40,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:40,640 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 11:00:40,641 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:40,641 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078220870] [2021-07-01 11:00:40,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078220870] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:40,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:40,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:00:40,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143549562] [2021-07-01 11:00:40,648 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:00:40,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:40,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:00:40,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:00:40,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:40,662 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:00:40,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,840 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 11:00:40,840 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:40,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:40,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1520535990, now seen corresponding path program 1 times [2021-07-01 11:00:40,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:40,847 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545568970] [2021-07-01 11:00:40,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:40,880 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 11:00:40,880 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:40,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545568970] [2021-07-01 11:00:40,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545568970] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:40,881 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:40,881 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 11:00:40,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336901679] [2021-07-01 11:00:40,883 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 11:00:40,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:40,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 11:00:40,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 11:00:40,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,884 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:40,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:00:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:42,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:42,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:42,712 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 11:00:42,713 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:42,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:42,713 INFO L82 PathProgramCache]: Analyzing trace with hash 36930534, now seen corresponding path program 1 times [2021-07-01 11:00:42,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:42,713 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461943024] [2021-07-01 11:00:42,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 11:00:42,765 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:42,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461943024] [2021-07-01 11:00:42,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461943024] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:42,765 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:42,766 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:00:42,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692022230] [2021-07-01 11:00:42,766 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 11:00:42,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:42,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 11:00:42,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 11:00:42,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:42,768 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:42,768 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 11:00:42,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:42,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:42,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:43,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:43,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:43,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:43,771 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 11:00:43,771 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:43,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:43,771 INFO L82 PathProgramCache]: Analyzing trace with hash 948333483, now seen corresponding path program 1 times [2021-07-01 11:00:43,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:43,772 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834069713] [2021-07-01 11:00:43,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 11:00:43,802 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:43,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834069713] [2021-07-01 11:00:43,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834069713] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:43,802 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:43,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 11:00:43,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967628891] [2021-07-01 11:00:43,803 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 11:00:43,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:43,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 11:00:43,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 11:00:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:43,803 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:43,804 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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 11:00:43,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:43,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:43,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:43,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 11:00:45,203 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 11:00:45,206 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 11:00:45,206 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 11:00:45,344 INFO L202 PluginConnector]: Adding new model bluetooth-customized06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:00:45 BasicIcfg [2021-07-01 11:00:45,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 11:00:45,346 INFO L168 Benchmark]: Toolchain (without parser) took 6480.30 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 961.5 MB). Free memory was 171.1 MB in the beginning and 951.9 MB in the end (delta: -780.8 MB). Peak memory consumption was 494.4 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:45,346 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory was 172.3 MB in the beginning and 172.1 MB in the end (delta: 167.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:00:45,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.74 ms. Allocated memory is still 191.9 MB. Free memory was 171.1 MB in the beginning and 169.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:45,347 INFO L168 Benchmark]: Boogie Preprocessor took 10.13 ms. Allocated memory is still 191.9 MB. Free memory was 169.3 MB in the beginning and 168.3 MB in the end (delta: 998.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:45,347 INFO L168 Benchmark]: RCFGBuilder took 264.47 ms. Allocated memory is still 191.9 MB. Free memory was 168.3 MB in the beginning and 154.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:45,347 INFO L168 Benchmark]: TraceAbstraction took 6177.92 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 961.5 MB). Free memory was 153.6 MB in the beginning and 951.9 MB in the end (delta: -798.3 MB). Peak memory consumption was 476.6 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:45,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory was 172.3 MB in the beginning and 172.1 MB in the end (delta: 167.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.74 ms. Allocated memory is still 191.9 MB. Free memory was 171.1 MB in the beginning and 169.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.13 ms. Allocated memory is still 191.9 MB. Free memory was 169.3 MB in the beginning and 168.3 MB in the end (delta: 998.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 264.47 ms. Allocated memory is still 191.9 MB. Free memory was 168.3 MB in the beginning and 154.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6177.92 ms. Allocated memory was 191.9 MB in the beginning and 1.2 GB in the end (delta: 961.5 MB). Free memory was 153.6 MB in the beginning and 951.9 MB in the end (delta: -798.3 MB). Peak memory consumption was 476.6 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: 205062, positive: 154929, positive conditional: 154929, positive unconditional: 0, negative: 50133, negative conditional: 50133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 187725, positive: 154929, positive conditional: 154929, positive unconditional: 0, negative: 32796, negative conditional: 32796, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 187725, positive: 154929, positive conditional: 0, positive unconditional: 154929, negative: 32796, negative conditional: 0, negative unconditional: 32796, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 262, positive: 229, positive conditional: 0, positive unconditional: 229, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 262, positive: 189, positive conditional: 0, positive unconditional: 189, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 198, positive conditional: 0, positive unconditional: 198, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 187725, positive: 154700, positive conditional: 0, positive unconditional: 154700, negative: 32763, negative conditional: 0, negative unconditional: 32763, unknown: 262, unknown conditional: 0, unknown unconditional: 262] , Statistics on independence cache: Total cache size (in pairs): 262, Positive cache size: 229, Positive conditional cache size: 0, Positive unconditional cache size: 229, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 ], Maximal queried relation: 0, Independence queries for same thread: 17337 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 640633, positive: 598967, positive conditional: 598967, positive unconditional: 0, negative: 41666, negative conditional: 41666, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 613973, positive: 598967, positive conditional: 598967, positive unconditional: 0, negative: 15006, negative conditional: 15006, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 613973, positive: 574803, positive conditional: 0, positive unconditional: 574803, negative: 39170, negative conditional: 0, negative unconditional: 39170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 349, positive: 309, positive conditional: 0, positive unconditional: 309, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 349, positive: 249, positive conditional: 0, positive unconditional: 249, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100, positive: 60, positive conditional: 0, positive unconditional: 60, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 242, positive: 121, positive conditional: 61, positive unconditional: 60, negative: 121, negative conditional: 81, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 403, positive: 261, positive conditional: 115, positive unconditional: 146, negative: 142, negative conditional: 89, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 613973, positive: 574494, positive conditional: 0, positive unconditional: 574494, negative: 39130, negative conditional: 0, negative unconditional: 39130, unknown: 349, unknown conditional: 0, unknown unconditional: 349] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 370, Positive conditional cache size: 61, Positive unconditional cache size: 309, Negative cache size: 121, Negative conditional cache size: 81, Negative unconditional cache size: 40, SemanticConditionEliminator.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 242, positive: 121, positive conditional: 61, positive unconditional: 60, negative: 121, negative conditional: 81, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 403, positive: 261, positive conditional: 115, positive unconditional: 146, negative: 142, negative conditional: 89, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 81970, positive: 24103, positive conditional: 24103, positive unconditional: 0, negative: 57725, negative conditional: 35700, negative unconditional: 22025, unknown: 142, unknown conditional: 142, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 370, Positive conditional cache size: 61, Positive unconditional cache size: 309, Negative cache size: 121, Negative conditional cache size: 81, Negative unconditional cache size: 40, Eliminated conditions: 22025, SemanticConditionEliminator.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 242, positive: 121, positive conditional: 61, positive unconditional: 60, negative: 121, negative conditional: 81, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 403, positive: 261, positive conditional: 115, positive unconditional: 146, negative: 142, negative conditional: 89, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 81970, positive: 24103, positive conditional: 24103, positive unconditional: 0, negative: 57725, negative conditional: 35700, negative unconditional: 22025, unknown: 142, unknown conditional: 142, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 370, Positive conditional cache size: 61, Positive unconditional cache size: 309, Negative cache size: 121, Negative conditional cache size: 81, Negative unconditional cache size: 40, Eliminated conditions: 22025, SemanticConditionEliminator.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 242, positive: 121, positive conditional: 61, positive unconditional: 60, negative: 121, negative conditional: 81, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 403, positive: 261, positive conditional: 115, positive unconditional: 146, negative: 142, negative conditional: 89, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 81970, positive: 24103, positive conditional: 24103, positive unconditional: 0, negative: 57725, negative conditional: 35700, negative unconditional: 22025, unknown: 142, unknown conditional: 142, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 370, Positive conditional cache size: 61, Positive unconditional cache size: 309, Negative cache size: 121, Negative conditional cache size: 81, Negative unconditional cache size: 40, Eliminated conditions: 22025, SemanticConditionEliminator.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 81970, positive: 24164, positive conditional: 24164, positive unconditional: 0, negative: 57806, negative conditional: 35781, negative unconditional: 22025, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 242, positive: 121, positive conditional: 61, positive unconditional: 60, negative: 121, negative conditional: 81, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 403, positive: 261, positive conditional: 115, positive unconditional: 146, negative: 142, negative conditional: 89, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 81970, positive: 24103, positive conditional: 24103, positive unconditional: 0, negative: 57725, negative conditional: 35700, negative unconditional: 22025, unknown: 142, unknown conditional: 142, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 370, Positive conditional cache size: 61, Positive unconditional cache size: 309, Negative cache size: 121, Negative conditional cache size: 81, Negative unconditional cache size: 40, Eliminated conditions: 22025 ], Maximal queried relation: 4, Independence queries for same thread: 26660 - PositiveResult [Line: 39]: 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 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1283.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 26.6ms, PartialOrderReductionTime: 1215.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4683.9ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 4409.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 4.9ms SsaConstructionTime, 39.9ms SatisfiabilityAnalysisTime, 115.8ms InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...