/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 11:43:59,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 11:43:59,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 11:43:59,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 11:43:59,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 11:43:59,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 11:43:59,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 11:43:59,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 11:43:59,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 11:43:59,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 11:43:59,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 11:43:59,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 11:43:59,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 11:43:59,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 11:43:59,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 11:43:59,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 11:43:59,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 11:43:59,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 11:43:59,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 11:43:59,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 11:43:59,284 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-14 11:43:59,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 11:43:59,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 11:43:59,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 11:43:59,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 11:43:59,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 11:43:59,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 11:43:59,323 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 11:43:59,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 11:43:59,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 11:43:59,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 11:43:59,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 11:43:59,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 11:43:59,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 11:43:59,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 11:43:59,327 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 11:43:59,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 11:43:59,328 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 11:43:59,328 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 11:43:59,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 11:43:59,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 11:43:59,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 11:43:59,655 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 11:43:59,656 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 11:43:59,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl [2021-07-14 11:43:59,657 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl' [2021-07-14 11:43:59,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 11:43:59,697 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 11:43:59,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 11:43:59,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 11:43:59,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 11:43:59,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 11:43:59,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 11:43:59,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 11:43:59,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 11:43:59,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/1) ... [2021-07-14 11:43:59,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 11:43:59,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 11:43:59,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 11:43:59,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 11:43:59,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (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 [2021-07-14 11:43:59,834 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-14 11:43:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-14 11:43:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-14 11:43:59,834 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-14 11:43:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-14 11:43:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-14 11:43:59,835 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-14 11:43:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-14 11:43:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-14 11:43:59,835 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 11:43:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 11:43:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 11:43:59,836 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 11:44:00,058 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 11:44:00,058 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-14 11:44:00,059 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-14 11:44:00,059 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-14 11:44:00,060 INFO L202 PluginConnector]: Adding new model bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:44:00 BoogieIcfgContainer [2021-07-14 11:44:00,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 11:44:00,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 11:44:00,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 11:44:00,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 11:44:00,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:43:59" (1/2) ... [2021-07-14 11:44:00,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19025cf3 and model type bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:44:00, skipping insertion in model container [2021-07-14 11:44:00,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:44:00" (2/2) ... [2021-07-14 11:44:00,067 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct04.bpl [2021-07-14 11:44:00,071 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 11:44:00,072 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 11:44:00,072 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 11:44:00,072 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 11:44:00,100 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 11:44:00,119 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 [2021-07-14 11:44:00,174 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 11:44:00,174 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 11:44:00,174 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 11:44:00,174 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 11:44:00,175 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 11:44:00,175 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 11:44:00,175 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 11:44:00,175 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 11:44:00,379 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-14 11:44:00,380 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 [2021-07-14 11:44:00,387 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 11:44:00,387 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 11:44:00,387 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 11:44:00,387 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 11:44:00,387 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 11:44:00,387 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 11:44:00,387 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 11:44:00,388 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-14 11:44:00,505 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:00,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:00,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1167775337, now seen corresponding path program 1 times [2021-07-14 11:44:00,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:00,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252219408] [2021-07-14 11:44:00,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:44:00,607 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:00,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252219408] [2021-07-14 11:44:00,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252219408] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:00,608 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:00,609 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 11:44:00,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433365524] [2021-07-14 11:44:00,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 11:44:00,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:00,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 11:44:00,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 11:44:00,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:00,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:00,625 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 11:44:00,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:00,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:00,733 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 11:44:00,733 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:00,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:00,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1134199893, now seen corresponding path program 1 times [2021-07-14 11:44:00,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:00,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803944884] [2021-07-14 11:44:00,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 11:44:00,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:00,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803944884] [2021-07-14 11:44:00,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803944884] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:00,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:00,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 11:44:00,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730055485] [2021-07-14 11:44:00,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 11:44:00,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:00,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 11:44:00,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-14 11:44:00,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:00,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:00,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 11:44:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:00,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:01,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:01,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:01,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 11:44:01,080 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:01,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:01,082 INFO L82 PathProgramCache]: Analyzing trace with hash 432917027, now seen corresponding path program 1 times [2021-07-14 11:44:01,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:01,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027611308] [2021-07-14 11:44:01,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 11:44:01,121 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:01,121 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027611308] [2021-07-14 11:44:01,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027611308] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:01,122 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:01,122 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 11:44:01,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647751756] [2021-07-14 11:44:01,122 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 11:44:01,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:01,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 11:44:01,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 11:44:01,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:01,124 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:01,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2021-07-14 11:44:01,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:01,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:01,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:01,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:01,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:01,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 11:44:01,565 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-14 11:44:01,565 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 11:44:01,568 INFO L202 PluginConnector]: Adding new model bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 11:44:01 BasicIcfg [2021-07-14 11:44:01,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 11:44:01,569 INFO L168 Benchmark]: Toolchain (without parser) took 1871.63 ms. Allocated memory was 181.4 MB in the beginning and 271.6 MB in the end (delta: 90.2 MB). Free memory was 161.8 MB in the beginning and 246.9 MB in the end (delta: -85.1 MB). Peak memory consumption was 29.8 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:01,569 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 181.4 MB. Free memory is still 162.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 11:44:01,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.32 ms. Allocated memory is still 181.4 MB. Free memory was 161.7 MB in the beginning and 159.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:01,570 INFO L168 Benchmark]: Boogie Preprocessor took 16.11 ms. Allocated memory is still 181.4 MB. Free memory was 159.9 MB in the beginning and 159.0 MB in the end (delta: 911.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:01,570 INFO L168 Benchmark]: RCFGBuilder took 308.67 ms. Allocated memory is still 181.4 MB. Free memory was 158.9 MB in the beginning and 143.8 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:01,571 INFO L168 Benchmark]: TraceAbstraction took 1506.22 ms. Allocated memory was 181.4 MB in the beginning and 271.6 MB in the end (delta: 90.2 MB). Free memory was 143.3 MB in the beginning and 246.9 MB in the end (delta: -103.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:01,572 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 181.4 MB. Free memory is still 162.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.32 ms. Allocated memory is still 181.4 MB. Free memory was 161.7 MB in the beginning and 159.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.11 ms. Allocated memory is still 181.4 MB. Free memory was 159.9 MB in the beginning and 159.0 MB in the end (delta: 911.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 308.67 ms. Allocated memory is still 181.4 MB. Free memory was 158.9 MB in the beginning and 143.8 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1506.22 ms. Allocated memory was 181.4 MB in the beginning and 271.6 MB in the end (delta: 90.2 MB). Free memory was 143.3 MB in the beginning and 246.9 MB in the end (delta: -103.6 MB). Peak memory consumption was 9.8 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: 595, positive: 569, positive conditional: 37, positive unconditional: 532, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 589, positive: 569, positive conditional: 37, positive unconditional: 532, 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: 589, positive: 569, positive conditional: 0, positive unconditional: 569, 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: 417, positive: 397, positive conditional: 0, positive unconditional: 397, 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: 417, positive: 381, positive conditional: 0, positive unconditional: 381, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 0, positive unconditional: 16, 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: 36, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 589, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 417, unknown conditional: 0, unknown unconditional: 417] , Statistics on independence cache: Total cache size (in pairs): 417, Positive cache size: 397, Positive conditional cache size: 0, Positive unconditional cache size: 397, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 ], Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 170, Number of persistent set computation: 9, Number of trivial persistent sets: 5, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 595, positive: 569, positive conditional: 37, positive unconditional: 532, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 589, positive: 569, positive conditional: 37, positive unconditional: 532, 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: 589, positive: 569, positive conditional: 0, positive unconditional: 569, 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: 417, positive: 397, positive conditional: 0, positive unconditional: 397, 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: 417, positive: 381, positive conditional: 0, positive unconditional: 381, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 0, positive unconditional: 16, 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: 36, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 589, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 417, unknown conditional: 0, unknown unconditional: 417] , Statistics on independence cache: Total cache size (in pairs): 417, Positive cache size: 397, Positive conditional cache size: 0, Positive unconditional cache size: 397, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 ], Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7300, positive: 6996, positive conditional: 6010, positive unconditional: 986, negative: 304, negative conditional: 228, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7120, positive: 6996, positive conditional: 6010, positive unconditional: 986, negative: 124, negative conditional: 48, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7120, positive: 6645, positive conditional: 0, positive unconditional: 6645, negative: 475, negative conditional: 0, negative unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 673, positive: 631, positive conditional: 0, positive unconditional: 631, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 673, positive: 589, positive conditional: 0, positive unconditional: 589, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7120, positive: 6014, positive conditional: 0, positive unconditional: 6014, negative: 433, negative conditional: 0, negative unconditional: 433, unknown: 673, unknown conditional: 0, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437 ], Maximal queried relation: 3, Independence queries for same thread: 180 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 334, Number of persistent set computation: 341, Number of trivial persistent sets: 81, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7300, positive: 6996, positive conditional: 6010, positive unconditional: 986, negative: 304, negative conditional: 228, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7120, positive: 6996, positive conditional: 6010, positive unconditional: 986, negative: 124, negative conditional: 48, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7120, positive: 6645, positive conditional: 0, positive unconditional: 6645, negative: 475, negative conditional: 0, negative unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 673, positive: 631, positive conditional: 0, positive unconditional: 631, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 673, positive: 589, positive conditional: 0, positive unconditional: 589, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7120, positive: 6014, positive conditional: 0, positive unconditional: 6014, negative: 433, negative conditional: 0, negative unconditional: 433, unknown: 673, unknown conditional: 0, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437, SemanticConditionEliminator.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 988, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 637, negative conditional: 92, negative unconditional: 545, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 155, positive: 90, positive conditional: 48, positive unconditional: 42, negative: 65, negative conditional: 23, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 396, positive: 240, positive conditional: 125, positive unconditional: 115, negative: 156, negative conditional: 38, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 988, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 614, negative conditional: 69, negative unconditional: 545, unknown: 71, unknown conditional: 71, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 679, Positive conditional cache size: 48, Positive unconditional cache size: 631, Negative cache size: 65, Negative conditional cache size: 23, Negative unconditional cache size: 42, Eliminated conditions: 437 ], Maximal queried relation: 3, Independence queries for same thread: 180 - 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: 245.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 184.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 50 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1182.8ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 860.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.4ms SsaConstructionTime, 41.7ms SatisfiabilityAnalysisTime, 149.2ms InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 151 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 11/11 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...