/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-customized04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 11:00:38,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 11:00:38,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 11:00:38,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 11:00:38,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 11:00:38,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 11:00:38,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 11:00:38,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 11:00:38,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 11:00:38,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 11:00:38,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 11:00:38,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 11:00:38,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 11:00:38,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 11:00:38,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 11:00:38,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 11:00:38,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 11:00:38,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 11:00:38,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 11:00:38,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 11:00:38,385 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 11:00:38,425 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 11:00:38,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 11:00:38,426 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 11:00:38,426 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 11:00:38,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 11:00:38,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 11:00:38,430 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 11:00:38,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 11:00:38,430 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 11:00:38,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 11:00:38,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 11:00:38,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 11:00:38,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 11:00:38,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 11:00:38,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 11:00:38,450 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 11:00:38,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 11:00:38,451 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 11:00:38,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 11:00:38,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 11:00:38,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 11:00:38,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 11:00:38,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 11:00:38,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:00:38,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 11:00:38,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 11:00:38,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 11:00:38,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 11:00:38,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 11:00:38,453 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 11:00:38,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 11:00:38,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 11:00:38,453 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 11:00:38,453 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-07-01 11:00:38,454 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 11:00:38,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 11:00:38,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 11:00:38,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 11:00:38,812 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 11:00:38,813 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 11:00:38,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized04.bpl [2021-07-01 11:00:38,814 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized04.bpl' [2021-07-01 11:00:38,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 11:00:38,845 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 11:00:38,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 11:00:38,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 11:00:38,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 11:00:38,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 11:00:38,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 11:00:38,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 11:00:38,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 11:00:38,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/1) ... [2021-07-01 11:00:38,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized04.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 Preprocessor---------------------------- [2021-07-01 11:00:38,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 11:00:38,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 11:00:38,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 11:00:38,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized04.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 11:00:38,948 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 11:00:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 11:00:38,948 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 11:00:38,948 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 11:00:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 11:00:38,949 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 11:00:38,949 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 11:00:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 11:00:38,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 11:00:38,950 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 11:00:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 11:00:38,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 11:00:38,951 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 11:00:39,185 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 11:00:39,186 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 11:00:39,186 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 11:00:39,187 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 11:00:39,188 INFO L202 PluginConnector]: Adding new model bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:00:39 BoogieIcfgContainer [2021-07-01 11:00:39,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 11:00:39,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 11:00:39,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 11:00:39,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 11:00:39,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:00:38" (1/2) ... [2021-07-01 11:00:39,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74315a7f and model type bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:00:39, skipping insertion in model container [2021-07-01 11:00:39,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:00:39" (2/2) ... [2021-07-01 11:00:39,201 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized04.bpl [2021-07-01 11:00:39,204 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 11:00:39,205 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 11:00:39,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 11:00:39,205 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 11:00:39,271 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 11:00:39,293 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 11:00:39,374 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:00:39,374 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:00:39,374 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:00:39,374 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:00:39,374 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:00:39,374 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:00:39,374 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:00:39,374 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 11:00:39,712 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 11:00:39,714 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 11:00:39,781 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:00:39,782 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:00:39,782 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:00:39,782 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:00:39,782 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:00:39,782 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:00:39,782 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:00:39,782 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 11:00:39,785 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:39,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:39,790 INFO L82 PathProgramCache]: Analyzing trace with hash 95838220, now seen corresponding path program 1 times [2021-07-01 11:00:39,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:39,796 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199430253] [2021-07-01 11:00:39,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:39,909 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 11:00:39,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:39,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199430253] [2021-07-01 11:00:39,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199430253] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:39,911 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:39,912 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:00:39,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031614421] [2021-07-01 11:00:39,919 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:00:39,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:39,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:00:39,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:00:39,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:39,932 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:39,932 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 11:00:39,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,093 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 11:00:40,108 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:40,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:40,109 INFO L82 PathProgramCache]: Analyzing trace with hash -881879959, now seen corresponding path program 1 times [2021-07-01 11:00:40,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:40,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718934919] [2021-07-01 11:00:40,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:40,157 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 11:00:40,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:40,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718934919] [2021-07-01 11:00:40,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718934919] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:40,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:40,158 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 11:00:40,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993805023] [2021-07-01 11:00:40,162 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 11:00:40,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:40,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 11:00:40,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 11:00:40,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,163 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:40,163 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 11:00:40,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:40,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 11:00:40,660 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:40,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:40,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1805961117, now seen corresponding path program 1 times [2021-07-01 11:00:40,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:40,660 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861649901] [2021-07-01 11:00:40,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:40,729 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 11:00:40,729 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:40,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861649901] [2021-07-01 11:00:40,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861649901] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:40,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:40,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:00:40,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659548295] [2021-07-01 11:00:40,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 11:00:40,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:40,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 11:00:40,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 11:00:40,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:40,733 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:40,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 4 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 11:00:40,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:40,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:40,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:41,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:41,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:41,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:41,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 11:00:41,104 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:00:41,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:00:41,106 INFO L82 PathProgramCache]: Analyzing trace with hash -346732854, now seen corresponding path program 1 times [2021-07-01 11:00:41,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:00:41,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494110986] [2021-07-01 11:00:41,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:00:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:00:41,159 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 11:00:41,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:00:41,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494110986] [2021-07-01 11:00:41,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494110986] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:00:41,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:00:41,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 11:00:41,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812265422] [2021-07-01 11:00:41,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 11:00:41,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:00:41,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 11:00:41,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 11:00:41,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:41,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:00:41,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:00:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:41,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:41,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:41,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:00:41,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:00:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:00:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:00:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 11:00:41,551 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 11:00:41,562 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 11:00:41,562 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 11:00:41,565 INFO L202 PluginConnector]: Adding new model bluetooth-customized04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:00:41 BasicIcfg [2021-07-01 11:00:41,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 11:00:41,566 INFO L168 Benchmark]: Toolchain (without parser) took 2720.92 ms. Allocated memory was 195.0 MB in the beginning and 274.7 MB in the end (delta: 79.7 MB). Free memory was 175.0 MB in the beginning and 132.5 MB in the end (delta: 42.5 MB). Peak memory consumption was 122.8 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:41,567 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 195.0 MB. Free memory is still 176.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:00:41,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 195.0 MB. Free memory was 174.9 MB in the beginning and 173.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:41,570 INFO L168 Benchmark]: Boogie Preprocessor took 12.27 ms. Allocated memory is still 195.0 MB. Free memory was 173.1 MB in the beginning and 172.2 MB in the end (delta: 945.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:41,571 INFO L168 Benchmark]: RCFGBuilder took 298.72 ms. Allocated memory is still 195.0 MB. Free memory was 172.2 MB in the beginning and 158.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:41,571 INFO L168 Benchmark]: TraceAbstraction took 2367.91 ms. Allocated memory was 195.0 MB in the beginning and 274.7 MB in the end (delta: 79.7 MB). Free memory was 157.5 MB in the beginning and 132.5 MB in the end (delta: 25.0 MB). Peak memory consumption was 104.9 MB. Max. memory is 8.0 GB. [2021-07-01 11:00:41,573 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 195.0 MB. Free memory is still 176.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 195.0 MB. Free memory was 174.9 MB in the beginning and 173.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.27 ms. Allocated memory is still 195.0 MB. Free memory was 173.1 MB in the beginning and 172.2 MB in the end (delta: 945.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 298.72 ms. Allocated memory is still 195.0 MB. Free memory was 172.2 MB in the beginning and 158.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2367.91 ms. Allocated memory was 195.0 MB in the beginning and 274.7 MB in the end (delta: 79.7 MB). Free memory was 157.5 MB in the beginning and 132.5 MB in the end (delta: 25.0 MB). Peak memory consumption was 104.9 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: 4512, positive: 3130, positive conditional: 3130, positive unconditional: 0, negative: 1382, negative conditional: 1382, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4004, positive: 3130, positive conditional: 3130, positive unconditional: 0, negative: 874, negative conditional: 874, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4004, positive: 3130, positive conditional: 0, positive unconditional: 3130, negative: 874, negative conditional: 0, negative unconditional: 874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 122, positive: 103, positive conditional: 0, positive unconditional: 103, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 122, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 31, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4004, positive: 3027, positive conditional: 0, positive unconditional: 3027, negative: 855, negative conditional: 0, negative unconditional: 855, unknown: 122, unknown conditional: 0, unknown unconditional: 122] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 103, Positive conditional cache size: 0, Positive unconditional cache size: 103, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19 ], Maximal queried relation: 0, Independence queries for same thread: 508 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43468, positive: 39784, positive conditional: 39784, positive unconditional: 0, negative: 3684, negative conditional: 3684, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 41019, positive: 39784, positive conditional: 39784, positive unconditional: 0, negative: 1235, negative conditional: 1235, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 41019, positive: 37426, positive conditional: 0, positive unconditional: 37426, negative: 3593, negative conditional: 0, negative unconditional: 3593, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 187, positive: 161, positive conditional: 0, positive unconditional: 161, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 187, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, positive: 63, positive conditional: 39, positive unconditional: 24, negative: 81, negative conditional: 55, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, positive: 270, positive conditional: 119, positive unconditional: 151, negative: 179, negative conditional: 122, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 41019, positive: 37265, positive conditional: 0, positive unconditional: 37265, negative: 3567, negative conditional: 0, negative unconditional: 3567, unknown: 187, unknown conditional: 0, unknown unconditional: 187] , Statistics on independence cache: Total cache size (in pairs): 281, Positive cache size: 200, Positive conditional cache size: 39, Positive unconditional cache size: 161, Negative cache size: 81, Negative conditional cache size: 55, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, positive: 63, positive conditional: 39, positive unconditional: 24, negative: 81, negative conditional: 55, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, positive: 270, positive conditional: 119, positive unconditional: 151, negative: 179, negative conditional: 122, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7160, positive: 2319, positive conditional: 2319, positive unconditional: 0, negative: 4747, negative conditional: 2840, negative unconditional: 1907, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 281, Positive cache size: 200, Positive conditional cache size: 39, Positive unconditional cache size: 161, Negative cache size: 81, Negative conditional cache size: 55, Negative unconditional cache size: 26, Eliminated conditions: 1907, SemanticConditionEliminator.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, positive: 63, positive conditional: 39, positive unconditional: 24, negative: 81, negative conditional: 55, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, positive: 270, positive conditional: 119, positive unconditional: 151, negative: 179, negative conditional: 122, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7160, positive: 2319, positive conditional: 2319, positive unconditional: 0, negative: 4747, negative conditional: 2840, negative unconditional: 1907, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 281, Positive cache size: 200, Positive conditional cache size: 39, Positive unconditional cache size: 161, Negative cache size: 81, Negative conditional cache size: 55, Negative unconditional cache size: 26, Eliminated conditions: 1907, SemanticConditionEliminator.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, positive: 63, positive conditional: 39, positive unconditional: 24, negative: 81, negative conditional: 55, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, positive: 270, positive conditional: 119, positive unconditional: 151, negative: 179, negative conditional: 122, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7160, positive: 2319, positive conditional: 2319, positive unconditional: 0, negative: 4747, negative conditional: 2840, negative unconditional: 1907, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 281, Positive cache size: 200, Positive conditional cache size: 39, Positive unconditional cache size: 161, Negative cache size: 81, Negative conditional cache size: 55, Negative unconditional cache size: 26, Eliminated conditions: 1907, SemanticConditionEliminator.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7160, positive: 2358, positive conditional: 2358, positive unconditional: 0, negative: 4802, negative conditional: 2895, negative unconditional: 1907, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 144, positive: 63, positive conditional: 39, positive unconditional: 24, negative: 81, negative conditional: 55, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 449, positive: 270, positive conditional: 119, positive unconditional: 151, negative: 179, negative conditional: 122, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7160, positive: 2319, positive conditional: 2319, positive unconditional: 0, negative: 4747, negative conditional: 2840, negative unconditional: 1907, unknown: 94, unknown conditional: 94, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 281, Positive cache size: 200, Positive conditional cache size: 39, Positive unconditional cache size: 161, Negative cache size: 81, Negative conditional cache size: 55, Negative unconditional cache size: 26, Eliminated conditions: 1907 ], Maximal queried relation: 4, Independence queries for same thread: 2449 - PositiveResult [Line: 37]: 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 9 procedures, 50 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 379.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.9ms, PartialOrderReductionTime: 311.9ms, 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 9 procedures, 50 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1842.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 1400.6ms, 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: 8.5ms SsaConstructionTime, 46.7ms SatisfiabilityAnalysisTime, 167.8ms InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 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...