/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-DelaySleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 12:35:14,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 12:35:14,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 12:35:14,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-01 12:35:14,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-01 12:35:14,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-01 12:35:14,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-01 12:35:14,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-01 12:35:14,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-01 12:35:14,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-01 12:35:14,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-01 12:35:14,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-01 12:35:14,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 12:35:14,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 12:35:14,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 12:35:14,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 12:35:14,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 12:35:14,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 12:35:14,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 12:35:14,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 12:35:14,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 12:35:14,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 12:35:14,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 12:35:14,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 12:35:14,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 12:35:14,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 12:35:14,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 12:35:14,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 12:35:14,265 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-DelaySleepPersistentFixedOrder-NoLbe.epf [2021-07-01 12:35:14,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 12:35:14,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 12:35:14,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 12:35:14,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 12:35:14,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 12:35:14,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 12:35:14,283 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 12:35:14,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 12:35:14,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 12:35:14,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 12:35:14,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 12:35:14,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 12:35:14,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 12:35:14,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 12:35:14,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 12:35:14,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 12:35:14,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:35:14,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 12:35:14,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET_FIXEDORDER [2021-07-01 12:35:14,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 12:35:14,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 12:35:14,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 12:35:14,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 12:35:14,525 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 12:35:14,525 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 12:35:14,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl [2021-07-01 12:35:14,526 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized07.bpl' [2021-07-01 12:35:14,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 12:35:14,553 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 12:35:14,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 12:35:14,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 12:35:14,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 12:35:14,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 12:35:14,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 12:35:14,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 12:35:14,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 12:35:14,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... [2021-07-01 12:35:14,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 12:35:14,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 12:35:14,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 12:35:14,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 12:35:14,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 12:35:14,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 12:35:14,658 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 12:35:14,658 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 12:35:14,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 12:35:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 12:35:14,659 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 12:35:14,659 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 12:35:14,659 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 12:35:14,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 12:35:14,660 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 12:35:14,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 12:35:14,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 12:35:14,661 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 12:35:14,828 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 12:35:14,829 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 12:35:14,829 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 12:35:14,830 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 12:35:14,831 INFO L202 PluginConnector]: Adding new model bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:35:14 BoogieIcfgContainer [2021-07-01 12:35:14,831 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 12:35:14,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 12:35:14,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 12:35:14,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 12:35:14,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 12:35:14" (1/2) ... [2021-07-01 12:35:14,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f8959 and model type bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:35:14, skipping insertion in model container [2021-07-01 12:35:14,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:35:14" (2/2) ... [2021-07-01 12:35:14,836 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized07.bpl [2021-07-01 12:35:14,839 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 12:35:14,839 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 12:35:14,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 12:35:14,840 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 12:35:14,879 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 12:35:14,895 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 12:35:14,971 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:35:14,971 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:35:14,971 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:35:14,971 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:35:14,971 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:35:14,972 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:35:14,972 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:35:14,972 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 12:35:15,315 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 12:35:15,317 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 12:35:15,326 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 12:35:15,326 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 12:35:15,326 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 12:35:15,326 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 12:35:15,326 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 12:35:15,340 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 12:35:15,340 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 12:35:15,340 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 12:35:15,536 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:15,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:15,541 INFO L82 PathProgramCache]: Analyzing trace with hash 788128059, now seen corresponding path program 1 times [2021-07-01 12:35:15,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:15,547 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750901502] [2021-07-01 12:35:15,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 12:35:15,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:15,636 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750901502] [2021-07-01 12:35:15,636 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750901502] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:15,636 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:15,636 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:35:15,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226013400] [2021-07-01 12:35:15,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 12:35:15,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:15,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 12:35:15,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 12:35:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:15,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:15,654 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:15,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:15,926 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 12:35:15,926 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:15,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:15,933 INFO L82 PathProgramCache]: Analyzing trace with hash 2133900617, now seen corresponding path program 1 times [2021-07-01 12:35:15,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:15,933 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416782011] [2021-07-01 12:35:15,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 12:35:15,963 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:15,963 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416782011] [2021-07-01 12:35:15,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416782011] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:15,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:15,964 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 12:35:15,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660164735] [2021-07-01 12:35:15,966 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 12:35:15,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:15,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 12:35:15,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 12:35:15,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:15,968 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:15,968 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:15,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:15,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:20,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:20,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:20,689 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 12:35:20,689 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:20,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:20,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1438463393, now seen corresponding path program 1 times [2021-07-01 12:35:20,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:20,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679012210] [2021-07-01 12:35:20,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 12:35:20,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:20,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679012210] [2021-07-01 12:35:20,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679012210] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:20,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:20,726 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 12:35:20,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645607130] [2021-07-01 12:35:20,726 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 12:35:20,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:20,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 12:35:20,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 12:35:20,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:20,727 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:20,727 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:20,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:20,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:20,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:23,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:23,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 12:35:23,800 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 12:35:23,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 12:35:23,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1839205478, now seen corresponding path program 1 times [2021-07-01 12:35:23,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 12:35:23,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358997917] [2021-07-01 12:35:23,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 12:35:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 12:35:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 12:35:23,833 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 12:35:23,833 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358997917] [2021-07-01 12:35:23,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358997917] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 12:35:23,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 12:35:23,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 12:35:23,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233978993] [2021-07-01 12:35:23,834 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 12:35:23,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 12:35:23,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 12:35:23,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-07-01 12:35:23,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:23,837 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 12:35:23,837 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 12:35:23,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:23,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:23,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:23,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 12:35:34,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 12:35:34,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 12:35:34,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 12:35:34,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 12:35:34,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 12:35:34,629 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 12:35:34,629 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 12:35:34,631 INFO L202 PluginConnector]: Adding new model bluetooth-customized07.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:35:34 BasicIcfg [2021-07-01 12:35:34,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 12:35:34,632 INFO L168 Benchmark]: Toolchain (without parser) took 20078.95 ms. Allocated memory was 204.5 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 183.7 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 837.8 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:34,633 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 204.5 MB. Free memory is still 184.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 12:35:34,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.48 ms. Allocated memory is still 204.5 MB. Free memory was 183.7 MB in the beginning and 182.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:34,633 INFO L168 Benchmark]: Boogie Preprocessor took 11.96 ms. Allocated memory is still 204.5 MB. Free memory was 182.0 MB in the beginning and 180.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:34,633 INFO L168 Benchmark]: RCFGBuilder took 234.55 ms. Allocated memory is still 204.5 MB. Free memory was 180.9 MB in the beginning and 165.9 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:34,634 INFO L168 Benchmark]: TraceAbstraction took 19799.33 ms. Allocated memory was 204.5 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 165.6 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 820.0 MB. Max. memory is 8.0 GB. [2021-07-01 12:35:34,635 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 0.11 ms. Allocated memory is still 204.5 MB. Free memory is still 184.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.48 ms. Allocated memory is still 204.5 MB. Free memory was 183.7 MB in the beginning and 182.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.96 ms. Allocated memory is still 204.5 MB. Free memory was 182.0 MB in the beginning and 180.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 234.55 ms. Allocated memory is still 204.5 MB. Free memory was 180.9 MB in the beginning and 165.9 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 19799.33 ms. Allocated memory was 204.5 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 165.6 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 820.0 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: 1737, positive: 1696, positive conditional: 218, positive unconditional: 1478, negative: 41, negative conditional: 21, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1716, positive: 1696, positive conditional: 218, positive unconditional: 1478, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1716, positive: 1696, positive conditional: 0, positive unconditional: 1696, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, positive: 1072, positive conditional: 0, positive unconditional: 1072, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, positive: 987, positive conditional: 0, positive unconditional: 987, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 105, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 105, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 152, positive conditional: 0, positive unconditional: 152, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1716, positive: 624, positive conditional: 0, positive unconditional: 624, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1092, unknown conditional: 0, unknown unconditional: 1092] , Statistics on independence cache: Total cache size (in pairs): 1092, Positive cache size: 1072, Positive conditional cache size: 0, Positive unconditional cache size: 1072, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 ], Maximal queried relation: 0, Independence queries for same thread: 21 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 285, Number of persistent set computation: 22, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1737, positive: 1696, positive conditional: 218, positive unconditional: 1478, negative: 41, negative conditional: 21, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1716, positive: 1696, positive conditional: 218, positive unconditional: 1478, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1716, positive: 1696, positive conditional: 0, positive unconditional: 1696, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1092, positive: 1072, positive conditional: 0, positive unconditional: 1072, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1092, positive: 987, positive conditional: 0, positive unconditional: 987, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 105, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 105, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 152, positive conditional: 0, positive unconditional: 152, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1716, positive: 624, positive conditional: 0, positive unconditional: 624, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1092, unknown conditional: 0, unknown unconditional: 1092] , Statistics on independence cache: Total cache size (in pairs): 1092, Positive cache size: 1072, Positive conditional cache size: 0, Positive unconditional cache size: 1072, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 ], Maximal queried relation: 0, Independence queries for same thread: 21 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 676323, positive: 646056, positive conditional: 643655, positive unconditional: 2401, negative: 30267, negative conditional: 30199, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 658243, positive: 646056, positive conditional: 643655, positive unconditional: 2401, negative: 12187, negative conditional: 12119, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 658243, positive: 604894, positive conditional: 0, positive unconditional: 604894, negative: 53349, negative conditional: 0, negative unconditional: 53349, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1357, positive: 1310, positive conditional: 0, positive unconditional: 1310, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1357, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 217, negative conditional: 0, negative unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 658243, positive: 603584, positive conditional: 0, positive unconditional: 603584, negative: 53302, negative conditional: 0, negative unconditional: 53302, unknown: 1357, unknown conditional: 0, unknown unconditional: 1357] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118 ], Maximal queried relation: 4, Independence queries for same thread: 18080 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 13923, Number of persistent set computation: 153422, Number of trivial persistent sets: 144095, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 676323, positive: 646056, positive conditional: 643655, positive unconditional: 2401, negative: 30267, negative conditional: 30199, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 658243, positive: 646056, positive conditional: 643655, positive unconditional: 2401, negative: 12187, negative conditional: 12119, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 658243, positive: 604894, positive conditional: 0, positive unconditional: 604894, negative: 53349, negative conditional: 0, negative unconditional: 53349, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1357, positive: 1310, positive conditional: 0, positive unconditional: 1310, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1357, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 217, negative conditional: 0, negative unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 658243, positive: 603584, positive conditional: 0, positive unconditional: 603584, negative: 53302, negative conditional: 0, negative unconditional: 53302, unknown: 1357, unknown conditional: 0, unknown unconditional: 1357] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118, SemanticConditionEliminator.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109902, positive: 41162, positive conditional: 41162, positive unconditional: 0, negative: 68740, negative conditional: 40570, negative unconditional: 28170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 352, positive: 223, positive conditional: 53, positive unconditional: 170, negative: 129, negative conditional: 82, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 229, positive conditional: 67, positive unconditional: 162, negative: 191, negative conditional: 102, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 109902, positive: 41109, positive conditional: 41109, positive unconditional: 0, negative: 68658, negative conditional: 40488, negative unconditional: 28170, unknown: 135, unknown conditional: 135, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1492, Positive cache size: 1363, Positive conditional cache size: 53, Positive unconditional cache size: 1310, Negative cache size: 129, Negative conditional cache size: 82, Negative unconditional cache size: 47, Eliminated conditions: 28118 ], Maximal queried relation: 4, Independence queries for same thread: 18080 - PositiveResult [Line: 40]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 409.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.9ms, PartialOrderReductionTime: 318.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 12 procedures, 65 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19310.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 19042.1ms, 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: 3.6ms SsaConstructionTime, 24.0ms SatisfiabilityAnalysisTime, 105.5ms InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 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...