/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-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 13:30:13,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 13:30:13,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 13:30:13,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 13:30:13,392 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-NewStatesSleepPersistentFixedOrder-NoLbe-Random521.epf [2021-07-01 13:30:13,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 13:30:13,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 13:30:13,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 13:30:13,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 13:30:13,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 13:30:13,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 13:30:13,788 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 13:30:13,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 13:30:13,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 13:30:13,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 13:30:13,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 13:30:13,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 13:30:13,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 13:30:13,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 13:30:13,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 13:30:13,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:30:13,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 13:30:13,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 13:30:13,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 13:30:13,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 13:30:13,811 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 13:30:13,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 13:30:13,811 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 13:30:13,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 13:30:13,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 13:30:13,812 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-01 13:30:13,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 13:30:13,812 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 13:30:14,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 13:30:14,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 13:30:14,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 13:30:14,331 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 13:30:14,332 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 13:30:14,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl [2021-07-01 13:30:14,333 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct04.bpl' [2021-07-01 13:30:14,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 13:30:14,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 13:30:14,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 13:30:14,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 13:30:14,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 13:30:14,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 13:30:14,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 13:30:14,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 13:30:14,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 13:30:14,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... [2021-07-01 13:30:14,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 13:30:14,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 13:30:14,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 13:30:14,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 13:30:14,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:30:14,548 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 13:30:14,548 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 13:30:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 13:30:14,549 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 13:30:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 13:30:14,549 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 13:30:14,549 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 13:30:14,549 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 13:30:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 13:30:14,550 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 13:30:14,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 13:30:14,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 13:30:14,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 13:30:14,957 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 13:30:14,957 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 13:30:14,958 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 13:30:14,958 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 13:30:14,959 INFO L202 PluginConnector]: Adding new model bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:30:14 BoogieIcfgContainer [2021-07-01 13:30:14,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 13:30:14,967 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 13:30:14,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 13:30:14,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 13:30:14,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:30:14" (1/2) ... [2021-07-01 13:30:14,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e8f88d and model type bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:30:14, skipping insertion in model container [2021-07-01 13:30:14,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:30:14" (2/2) ... [2021-07-01 13:30:14,971 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct04.bpl [2021-07-01 13:30:14,975 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 13:30:14,975 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 13:30:14,975 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 13:30:14,975 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 13:30:15,014 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 13:30:15,045 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:30:15,110 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:30:15,111 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:30:15,111 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:30:15,111 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:30:15,111 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:30:15,111 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:30:15,111 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:30:15,111 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 13:30:16,208 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 13:30:16,210 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:30:16,219 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:30:16,219 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:30:16,219 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:30:16,219 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:30:16,219 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:30:16,219 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:30:16,219 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:30:16,219 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 13:30:16,290 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:16,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:16,294 INFO L82 PathProgramCache]: Analyzing trace with hash -18509454, now seen corresponding path program 1 times [2021-07-01 13:30:16,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:16,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090260415] [2021-07-01 13:30:16,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:30:16,371 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:16,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090260415] [2021-07-01 13:30:16,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090260415] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:30:16,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:30:16,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 13:30:16,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608649230] [2021-07-01 13:30:16,376 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:30:16,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:16,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:30:16,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:30:16,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,386 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:16,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:30:16,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 13:30:16,416 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:16,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:16,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1246328505, now seen corresponding path program 1 times [2021-07-01 13:30:16,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:16,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689381366] [2021-07-01 13:30:16,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:30:16,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:16,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689381366] [2021-07-01 13:30:16,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689381366] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:30:16,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:30:16,427 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 13:30:16,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631761782] [2021-07-01 13:30:16,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:30:16,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:16,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:30:16,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:30:16,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,428 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:16,429 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:30:16,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,478 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 13:30:16,478 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:16,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:16,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1336694367, now seen corresponding path program 1 times [2021-07-01 13:30:16,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:16,479 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078642760] [2021-07-01 13:30:16,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:30:16,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:16,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078642760] [2021-07-01 13:30:16,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078642760] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:30:16,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:30:16,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-01 13:30:16,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464057714] [2021-07-01 13:30:16,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 13:30:16,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:16,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 13:30:16,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-01 13:30:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,582 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:16,582 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:30:16,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:16,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 13:30:16,711 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:16,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:16,712 INFO L82 PathProgramCache]: Analyzing trace with hash 679228217, now seen corresponding path program 1 times [2021-07-01 13:30:16,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:16,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024944244] [2021-07-01 13:30:16,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 13:30:16,795 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:16,796 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024944244] [2021-07-01 13:30:16,796 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024944244] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:30:16,798 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:30:16,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 13:30:16,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781822808] [2021-07-01 13:30:16,799 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-01 13:30:16,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:16,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-01 13:30:16,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-01 13:30:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,800 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:16,800 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) [2021-07-01 13:30:16,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:16,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:16,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:16,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:30:16,960 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 13:30:16,960 INFO L430 AbstractCegarLoop]: === Iteration 5 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:16,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:16,960 INFO L82 PathProgramCache]: Analyzing trace with hash -164399274, now seen corresponding path program 2 times [2021-07-01 13:30:16,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:16,960 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802590645] [2021-07-01 13:30:16,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 13:30:17,042 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:17,042 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802590645] [2021-07-01 13:30:17,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802590645] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:30:17,042 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489526227] [2021-07-01 13:30:17,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:30:17,101 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-01 13:30:17,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-01 13:30:17,103 WARN L261 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-01 13:30:17,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 13:30:17,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 13:30:17,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489526227] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:30:17,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 13:30:17,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-07-01 13:30:17,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679030464] [2021-07-01 13:30:17,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-01 13:30:17,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:17,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-01 13:30:17,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2021-07-01 13:30:17,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:17,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:17,272 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 12 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:30:17,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:17,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:17,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:17,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:30:17,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:19,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:19,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:19,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:19,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:30:19,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-01 13:30:19,557 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:30:19,557 INFO L430 AbstractCegarLoop]: === Iteration 6 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:30:19,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:30:19,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1386975197, now seen corresponding path program 1 times [2021-07-01 13:30:19,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:30:19,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705408573] [2021-07-01 13:30:19,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:30:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:19,657 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-01 13:30:19,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:30:19,658 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705408573] [2021-07-01 13:30:19,658 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705408573] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:30:19,658 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077093457] [2021-07-01 13:30:19,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:30:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:30:19,694 WARN L261 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 79 conjunts are in the unsatisfiable core [2021-07-01 13:30:19,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 13:30:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-01 13:30:19,827 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077093457] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:30:19,827 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 13:30:19,827 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-07-01 13:30:19,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922832449] [2021-07-01 13:30:19,827 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-01 13:30:19,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:30:19,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-01 13:30:19,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-07-01 13:30:19,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:19,828 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:30:19,828 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.866666666666666) internal successors, (73), 14 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:30:19,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:19,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:19,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:19,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:30:19,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-01 13:30:19,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:30:22,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:22,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:30:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:30:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:30:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-01 13:30:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-01 13:30:22,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:30:22,412 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 13:30:22,413 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 13:30:22,418 INFO L202 PluginConnector]: Adding new model bluetooth-correct04.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:30:22 BasicIcfg [2021-07-01 13:30:22,418 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 13:30:22,419 INFO L168 Benchmark]: Toolchain (without parser) took 8052.48 ms. Allocated memory was 223.3 MB in the beginning and 833.6 MB in the end (delta: 610.3 MB). Free memory was 203.3 MB in the beginning and 382.0 MB in the end (delta: -178.6 MB). Peak memory consumption was 431.6 MB. Max. memory is 8.0 GB. [2021-07-01 13:30:22,419 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 223.3 MB. Free memory is still 204.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 13:30:22,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.35 ms. Allocated memory is still 223.3 MB. Free memory was 203.2 MB in the beginning and 201.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 13:30:22,419 INFO L168 Benchmark]: Boogie Preprocessor took 28.95 ms. Allocated memory is still 223.3 MB. Free memory was 201.4 MB in the beginning and 200.5 MB in the end (delta: 915.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:30:22,419 INFO L168 Benchmark]: RCFGBuilder took 504.52 ms. Allocated memory is still 223.3 MB. Free memory was 200.4 MB in the beginning and 185.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-01 13:30:22,419 INFO L168 Benchmark]: TraceAbstraction took 7451.69 ms. Allocated memory was 223.3 MB in the beginning and 833.6 MB in the end (delta: 610.3 MB). Free memory was 184.9 MB in the beginning and 382.0 MB in the end (delta: -197.1 MB). Peak memory consumption was 412.7 MB. Max. memory is 8.0 GB. [2021-07-01 13:30:22,420 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 0.10 ms. Allocated memory is still 223.3 MB. Free memory is still 204.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.35 ms. Allocated memory is still 223.3 MB. Free memory was 203.2 MB in the beginning and 201.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.95 ms. Allocated memory is still 223.3 MB. Free memory was 201.4 MB in the beginning and 200.5 MB in the end (delta: 915.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 504.52 ms. Allocated memory is still 223.3 MB. Free memory was 200.4 MB in the beginning and 185.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7451.69 ms. Allocated memory was 223.3 MB in the beginning and 833.6 MB in the end (delta: 610.3 MB). Free memory was 184.9 MB in the beginning and 382.0 MB in the end (delta: -197.1 MB). Peak memory consumption was 412.7 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: 13725, positive: 10268, positive conditional: 9733, positive unconditional: 535, negative: 3457, negative conditional: 3403, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11824, positive: 10268, positive conditional: 9733, positive unconditional: 535, negative: 1556, negative conditional: 1502, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11824, positive: 10268, positive conditional: 0, positive unconditional: 10268, negative: 1556, negative conditional: 0, negative unconditional: 1556, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 500, positive: 461, positive conditional: 0, positive unconditional: 461, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 500, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 300, positive: 126, positive conditional: 0, positive unconditional: 126, negative: 173, negative conditional: 0, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11824, positive: 9807, positive conditional: 0, positive unconditional: 9807, negative: 1517, negative conditional: 0, negative unconditional: 1517, unknown: 500, unknown conditional: 0, unknown unconditional: 500] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 461, Positive conditional cache size: 0, Positive unconditional cache size: 461, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39 ], Maximal queried relation: 0, Independence queries for same thread: 1901 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 846, Number of persistent set computation: 6679, Number of trivial persistent sets: 6678, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13725, positive: 10268, positive conditional: 9733, positive unconditional: 535, negative: 3457, negative conditional: 3403, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11824, positive: 10268, positive conditional: 9733, positive unconditional: 535, negative: 1556, negative conditional: 1502, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11824, positive: 10268, positive conditional: 0, positive unconditional: 10268, negative: 1556, negative conditional: 0, negative unconditional: 1556, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 500, positive: 461, positive conditional: 0, positive unconditional: 461, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 500, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 300, positive: 126, positive conditional: 0, positive unconditional: 126, negative: 173, negative conditional: 0, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11824, positive: 9807, positive conditional: 0, positive unconditional: 9807, negative: 1517, negative conditional: 0, negative unconditional: 1517, unknown: 500, unknown conditional: 0, unknown unconditional: 500] , Statistics on independence cache: Total cache size (in pairs): 500, Positive cache size: 461, Positive conditional cache size: 0, Positive unconditional cache size: 461, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39 ], Maximal queried relation: 0, Independence queries for same thread: 1901 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 141357, positive: 132007, positive conditional: 131449, positive unconditional: 558, negative: 9350, negative conditional: 9294, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 134651, positive: 132007, positive conditional: 131449, positive unconditional: 558, negative: 2644, negative conditional: 2588, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 134651, positive: 115243, positive conditional: 0, positive unconditional: 115243, negative: 19408, negative conditional: 0, negative unconditional: 19408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 520, positive conditional: 0, positive unconditional: 520, 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: 562, positive: 479, positive conditional: 0, positive unconditional: 479, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83, positive: 41, positive conditional: 0, positive unconditional: 41, 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: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 134651, positive: 114723, positive conditional: 0, positive unconditional: 114723, negative: 19366, negative conditional: 0, negative unconditional: 19366, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604 ], Maximal queried relation: 6, Independence queries for same thread: 6706 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2868, Number of persistent set computation: 44698, Number of trivial persistent sets: 43516, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 141357, positive: 132007, positive conditional: 131449, positive unconditional: 558, negative: 9350, negative conditional: 9294, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 134651, positive: 132007, positive conditional: 131449, positive unconditional: 558, negative: 2644, negative conditional: 2588, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 134651, positive: 115243, positive conditional: 0, positive unconditional: 115243, negative: 19408, negative conditional: 0, negative unconditional: 19408, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 520, positive conditional: 0, positive unconditional: 520, 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: 562, positive: 479, positive conditional: 0, positive unconditional: 479, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83, positive: 41, positive conditional: 0, positive unconditional: 41, 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: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 134651, positive: 114723, positive conditional: 0, positive unconditional: 114723, negative: 19366, negative conditional: 0, negative unconditional: 19366, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604, SemanticConditionEliminator.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50402, positive: 16764, positive conditional: 16764, positive unconditional: 0, negative: 33638, negative conditional: 8900, negative unconditional: 24738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 217, positive conditional: 176, positive unconditional: 41, negative: 159, negative conditional: 117, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 262, positive conditional: 200, positive unconditional: 63, negative: 193, negative conditional: 117, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50402, positive: 16588, positive conditional: 16588, positive unconditional: 0, negative: 33521, negative conditional: 8783, negative unconditional: 24738, unknown: 293, unknown conditional: 293, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 855, Positive cache size: 696, Positive conditional cache size: 176, Positive unconditional cache size: 520, Negative cache size: 159, Negative conditional cache size: 117, Negative unconditional cache size: 42, Eliminated conditions: 24604 ], Maximal queried relation: 6, Independence queries for same thread: 6706 - 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: 1130.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 1074.7ms, 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: 6198.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 4869.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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: 17.0ms SsaConstructionTime, 110.3ms SatisfiabilityAnalysisTime, 607.6ms InterpolantComputationTime, 229 NumberOfCodeBlocks, 229 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 1119 SizeOfPredicates, 2 NumberOfNonLiveVariables, 181 ConjunctsInSsa, 113 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 94/151 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...