/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-correct06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 11:44:04,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 11:44:04,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 11:44:04,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 11:44:04,107 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 11:44:04,152 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 11:44:04,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 11:44:04,152 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 11:44:04,153 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 11:44:04,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 11:44:04,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 11:44:04,155 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 11:44:04,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 11:44:04,156 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 11:44:04,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 11:44:04,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 11:44:04,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 11:44:04,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 11:44:04,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 11:44:04,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 11:44:04,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 11:44:04,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 11:44:04,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 11:44:04,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 11:44:04,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 11:44:04,160 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 11:44:04,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 11:44:04,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 11:44:04,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 11:44:04,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 11:44:04,499 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 11:44:04,500 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 11:44:04,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct06.bpl [2021-07-14 11:44:04,501 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct06.bpl' [2021-07-14 11:44:04,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 11:44:04,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 11:44:04,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 11:44:04,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 11:44:04,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 11:44:04,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 11:44:04,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 11:44:04,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 11:44:04,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 11:44:04,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/1) ... [2021-07-14 11:44:04,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 11:44:04,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 11:44:04,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 11:44:04,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 11:44:04,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (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 11:44:04,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-14 11:44:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-14 11:44:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-14 11:44:04,643 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-14 11:44:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-14 11:44:04,643 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-14 11:44:04,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-14 11:44:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-14 11:44:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-14 11:44:04,644 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 11:44:04,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 11:44:04,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 11:44:04,645 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 11:44:04,873 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 11:44:04,873 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-14 11:44:04,874 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-14 11:44:04,874 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-14 11:44:04,875 INFO L202 PluginConnector]: Adding new model bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:44:04 BoogieIcfgContainer [2021-07-14 11:44:04,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 11:44:04,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 11:44:04,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 11:44:04,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 11:44:04,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 11:44:04" (1/2) ... [2021-07-14 11:44:04,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b4cf97 and model type bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:44:04, skipping insertion in model container [2021-07-14 11:44:04,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:44:04" (2/2) ... [2021-07-14 11:44:04,881 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct06.bpl [2021-07-14 11:44:04,886 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 11:44:04,886 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 11:44:04,886 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 11:44:04,886 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 11:44:04,932 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 11:44:04,958 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 11:44:05,026 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 11:44:05,026 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 11:44:05,026 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 11:44:05,026 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 11:44:05,026 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 11:44:05,026 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 11:44:05,027 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 11:44:05,027 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 11:44:05,470 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-14 11:44:05,472 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 11:44:05,482 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 11:44:05,482 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 11:44:05,482 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 11:44:05,482 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 11:44:05,483 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 11:44:05,483 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 11:44:05,483 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 11:44:05,483 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-14 11:44:05,667 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:05,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:05,671 INFO L82 PathProgramCache]: Analyzing trace with hash 529119306, now seen corresponding path program 1 times [2021-07-14 11:44:05,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:05,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644789909] [2021-07-14 11:44:05,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:05,771 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 11:44:05,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:05,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644789909] [2021-07-14 11:44:05,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644789909] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:05,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:05,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 11:44:05,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169075438] [2021-07-14 11:44:05,777 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 11:44:05,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:05,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 11:44:05,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 11:44:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:05,790 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:05,790 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 11:44:05,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:05,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:05,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 11:44:05,889 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:05,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:05,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1790922187, now seen corresponding path program 1 times [2021-07-14 11:44:05,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:05,890 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456910826] [2021-07-14 11:44:05,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:06,004 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 11:44:06,005 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:06,005 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456910826] [2021-07-14 11:44:06,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456910826] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:06,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:06,006 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 11:44:06,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975013394] [2021-07-14 11:44:06,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 11:44:06,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:06,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 11:44:06,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-14 11:44:06,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:06,010 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:06,010 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 6 states have internal predecessors, (27), 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 11:44:06,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:06,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:06,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:06,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:06,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 11:44:06,172 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 11:44:06,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:44:06,173 INFO L82 PathProgramCache]: Analyzing trace with hash 301874311, now seen corresponding path program 1 times [2021-07-14 11:44:06,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:44:06,173 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648268663] [2021-07-14 11:44:06,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:44:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:44:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 11:44:06,208 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:44:06,209 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648268663] [2021-07-14 11:44:06,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648268663] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:44:06,210 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:44:06,210 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 11:44:06,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423449898] [2021-07-14 11:44:06,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 11:44:06,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:44:06,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 11:44:06,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 11:44:06,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:06,212 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:44:06,213 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 11:44:06,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:06,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:06,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:44:07,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:07,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:44:07,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 11:44:07,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 11:44:07,962 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-14 11:44:07,963 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 11:44:07,965 INFO L202 PluginConnector]: Adding new model bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 11:44:07 BasicIcfg [2021-07-14 11:44:07,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 11:44:07,966 INFO L168 Benchmark]: Toolchain (without parser) took 3436.33 ms. Allocated memory was 200.3 MB in the beginning and 268.4 MB in the end (delta: 68.2 MB). Free memory was 181.3 MB in the beginning and 137.7 MB in the end (delta: 43.6 MB). Peak memory consumption was 183.6 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:07,967 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 200.3 MB. Free memory is still 182.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 11:44:07,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.45 ms. Allocated memory is still 200.3 MB. Free memory was 181.2 MB in the beginning and 179.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:07,967 INFO L168 Benchmark]: Boogie Preprocessor took 16.18 ms. Allocated memory is still 200.3 MB. Free memory was 179.4 MB in the beginning and 178.5 MB in the end (delta: 927.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:07,967 INFO L168 Benchmark]: RCFGBuilder took 290.93 ms. Allocated memory is still 200.3 MB. Free memory was 178.4 MB in the beginning and 163.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:07,968 INFO L168 Benchmark]: TraceAbstraction took 3088.91 ms. Allocated memory was 200.3 MB in the beginning and 268.4 MB in the end (delta: 68.2 MB). Free memory was 162.8 MB in the beginning and 137.7 MB in the end (delta: 25.1 MB). Peak memory consumption was 164.8 MB. Max. memory is 8.0 GB. [2021-07-14 11:44:07,969 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 0.14 ms. Allocated memory is still 200.3 MB. Free memory is still 182.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.45 ms. Allocated memory is still 200.3 MB. Free memory was 181.2 MB in the beginning and 179.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.18 ms. Allocated memory is still 200.3 MB. Free memory was 179.4 MB in the beginning and 178.5 MB in the end (delta: 927.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 290.93 ms. Allocated memory is still 200.3 MB. Free memory was 178.4 MB in the beginning and 163.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3088.91 ms. Allocated memory was 200.3 MB in the beginning and 268.4 MB in the end (delta: 68.2 MB). Free memory was 162.8 MB in the beginning and 137.7 MB in the end (delta: 25.1 MB). Peak memory consumption was 164.8 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: 1460, positive: 1403, positive conditional: 135, positive unconditional: 1268, negative: 57, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1445, positive: 1403, positive conditional: 135, positive unconditional: 1268, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1445, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 855, positive: 813, positive conditional: 0, positive unconditional: 813, 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: 855, positive: 777, positive conditional: 0, positive unconditional: 777, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78, positive: 36, positive conditional: 0, positive unconditional: 36, 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: 78, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 344, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 234, negative conditional: 0, negative unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1445, positive: 590, positive conditional: 0, positive unconditional: 590, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 855, unknown conditional: 0, unknown unconditional: 855] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 813, Positive conditional cache size: 0, Positive unconditional cache size: 813, Negative cache size: 42, Negative conditional cache size: 0, Negative unconditional cache size: 42 ], Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 392, Number of persistent set computation: 11, Number of trivial persistent sets: 5, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1460, positive: 1403, positive conditional: 135, positive unconditional: 1268, negative: 57, negative conditional: 15, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1445, positive: 1403, positive conditional: 135, positive unconditional: 1268, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1445, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 855, positive: 813, positive conditional: 0, positive unconditional: 813, 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: 855, positive: 777, positive conditional: 0, positive unconditional: 777, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78, positive: 36, positive conditional: 0, positive unconditional: 36, 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: 78, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 344, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 234, negative conditional: 0, negative unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1445, positive: 590, positive conditional: 0, positive unconditional: 590, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 855, unknown conditional: 0, unknown unconditional: 855] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 813, Positive conditional cache size: 0, Positive unconditional cache size: 813, Negative cache size: 42, Negative conditional cache size: 0, Negative unconditional cache size: 42 ], Maximal queried relation: 0, Independence queries for same thread: 15 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87540, positive: 85194, positive conditional: 83124, positive unconditional: 2070, negative: 2346, negative conditional: 2193, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 85799, positive: 85194, positive conditional: 83124, positive unconditional: 2070, negative: 605, negative conditional: 452, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 85799, positive: 79563, positive conditional: 0, positive unconditional: 79563, negative: 6236, negative conditional: 0, negative unconditional: 6236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1288, positive: 1202, positive conditional: 0, positive unconditional: 1202, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1288, positive: 1116, positive conditional: 0, positive unconditional: 1116, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 85799, positive: 78361, positive conditional: 0, positive unconditional: 78361, negative: 6150, negative conditional: 0, negative unconditional: 6150, unknown: 1288, unknown conditional: 0, unknown unconditional: 1288] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523 ], Maximal queried relation: 3, Independence queries for same thread: 1741 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 744, Number of persistent set computation: 3159, Number of trivial persistent sets: 782, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87540, positive: 85194, positive conditional: 83124, positive unconditional: 2070, negative: 2346, negative conditional: 2193, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 85799, positive: 85194, positive conditional: 83124, positive unconditional: 2070, negative: 605, negative conditional: 452, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 85799, positive: 79563, positive conditional: 0, positive unconditional: 79563, negative: 6236, negative conditional: 0, negative unconditional: 6236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1288, positive: 1202, positive conditional: 0, positive unconditional: 1202, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1288, positive: 1116, positive conditional: 0, positive unconditional: 1116, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 85799, positive: 78361, positive conditional: 0, positive unconditional: 78361, negative: 6150, negative conditional: 0, negative unconditional: 6150, unknown: 1288, unknown conditional: 0, unknown unconditional: 1288] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523, SemanticConditionEliminator.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13345, positive: 5631, positive conditional: 5631, positive unconditional: 0, negative: 7714, negative conditional: 932, negative unconditional: 6782, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 319, positive: 191, positive conditional: 105, positive unconditional: 86, negative: 128, negative conditional: 42, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 558, positive: 334, positive conditional: 142, positive unconditional: 192, negative: 224, negative conditional: 54, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13345, positive: 5526, positive conditional: 5526, positive unconditional: 0, negative: 7672, negative conditional: 890, negative unconditional: 6782, unknown: 147, unknown conditional: 147, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1435, Positive cache size: 1307, Positive conditional cache size: 105, Positive unconditional cache size: 1202, Negative cache size: 128, Negative conditional cache size: 42, Negative unconditional cache size: 86, Eliminated conditions: 6523 ], Maximal queried relation: 3, Independence queries for same thread: 1741 - PositiveResult [Line: 39]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 483.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.8ms, PartialOrderReductionTime: 417.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2486.8ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 2178.9ms, 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: 4.5ms SsaConstructionTime, 36.5ms SatisfiabilityAnalysisTime, 151.4ms InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 12/12 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...