/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/weaver-benchmarks/generated/parallel/bluetooth.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 05:55:40,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 05:55:40,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 05:55:40,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 05:55:40,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 05:55:40,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 05:55:40,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 05:55:40,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 05:55:40,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 05:55:40,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 05:55:40,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 05:55:40,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 05:55:40,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 05:55:40,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 05:55:40,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 05:55:40,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 05:55:40,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-10 05:55:40,563 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 [2021-07-10 05:55:40,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 05:55:40,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 05:55:40,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 05:55:40,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 05:55:40,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 05:55:40,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 05:55:40,607 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 05:55:40,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 05:55:40,608 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 05:55:40,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 05:55:40,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 05:55:40,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 05:55:40,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:55:40,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 05:55:40,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 05:55:40,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 05:55:40,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 05:55:40,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 05:55:40,612 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 05:55:40,612 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 05:55:40,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 05:55:40,612 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 05:55:40,612 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 05:55:40,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 05:55:40,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 05:55:40,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 05:55:40,949 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 05:55:40,950 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 05:55:40,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/bluetooth.wvr.bpl [2021-07-10 05:55:40,951 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/bluetooth.wvr.bpl' [2021-07-10 05:55:40,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 05:55:40,976 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 05:55:40,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 05:55:40,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 05:55:40,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 05:55:40,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:40,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 05:55:41,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 05:55:41,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 05:55:41,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 05:55:41,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/1) ... [2021-07-10 05:55:41,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 05:55:41,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 05:55:41,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 05:55:41,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 05:55:41,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (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 [2021-07-10 05:55:41,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 05:55:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 05:55:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 05:55:41,086 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 05:55:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 05:55:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 05:55:41,086 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 05:55:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 05:55:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 05:55:41,088 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 05:55:41,315 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 05:55:41,315 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 05:55:41,317 INFO L202 PluginConnector]: Adding new model bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:55:41 BoogieIcfgContainer [2021-07-10 05:55:41,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 05:55:41,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 05:55:41,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 05:55:41,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 05:55:41,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:40" (1/2) ... [2021-07-10 05:55:41,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bcae154 and model type bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:55:41, skipping insertion in model container [2021-07-10 05:55:41,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:55:41" (2/2) ... [2021-07-10 05:55:41,324 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth.wvr.bpl [2021-07-10 05:55:41,328 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 05:55:41,328 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 05:55:41,329 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 05:55:41,329 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 05:55:41,405 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 05:55:41,441 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-07-10 05:55:41,521 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 05:55:41,521 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 05:55:41,521 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 05:55:41,521 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 05:55:41,522 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 05:55:41,522 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 05:55:41,522 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 05:55:41,522 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 05:55:41,717 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:41,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:41,724 INFO L82 PathProgramCache]: Analyzing trace with hash 703627539, now seen corresponding path program 1 times [2021-07-10 05:55:41,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:41,734 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230612317] [2021-07-10 05:55:41,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:41,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:41,903 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:41,903 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230612317] [2021-07-10 05:55:41,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230612317] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:55:41,904 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:55:41,904 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 05:55:41,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116268125] [2021-07-10 05:55:41,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 05:55:41,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:41,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 05:55:41,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-10 05:55:41,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:41,921 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:41,922 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-07-10 05:55:41,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:41,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:41,947 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 05:55:41,947 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:41,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:41,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1053739944, now seen corresponding path program 1 times [2021-07-10 05:55:41,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:41,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475762997] [2021-07-10 05:55:41,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:41,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:41,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475762997] [2021-07-10 05:55:41,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475762997] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:55:41,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:55:41,978 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 05:55:41,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835900687] [2021-07-10 05:55:41,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 05:55:41,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:41,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 05:55:41,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 05:55:41,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:41,981 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:41,981 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:41,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:41,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:42,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:42,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 05:55:42,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 05:55:42,118 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:42,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:42,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1028926423, now seen corresponding path program 2 times [2021-07-10 05:55:42,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:42,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366621397] [2021-07-10 05:55:42,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:42,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:42,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:42,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366621397] [2021-07-10 05:55:42,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366621397] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:55:42,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:55:42,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 05:55:42,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924961322] [2021-07-10 05:55:42,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 05:55:42,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:42,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 05:55:42,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 05:55:42,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:42,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:42,189 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-07-10 05:55:42,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:42,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 05:55:42,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:42,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:42,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 05:55:42,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 05:55:42,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 05:55:42,241 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 05:55:42,243 INFO L202 PluginConnector]: Adding new model bluetooth.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 05:55:42 BasicIcfg [2021-07-10 05:55:42,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 05:55:42,244 INFO L168 Benchmark]: Toolchain (without parser) took 1268.02 ms. Allocated memory is still 225.4 MB. Free memory was 205.6 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Peak memory consumption was 32.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:55:42,244 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 225.4 MB. Free memory is still 206.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 05:55:42,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.92 ms. Allocated memory is still 225.4 MB. Free memory was 205.5 MB in the beginning and 204.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:55:42,245 INFO L168 Benchmark]: Boogie Preprocessor took 13.19 ms. Allocated memory is still 225.4 MB. Free memory was 204.0 MB in the beginning and 203.2 MB in the end (delta: 845.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 05:55:42,246 INFO L168 Benchmark]: RCFGBuilder took 297.51 ms. Allocated memory is still 225.4 MB. Free memory was 203.1 MB in the beginning and 191.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 05:55:42,246 INFO L168 Benchmark]: TraceAbstraction took 924.37 ms. Allocated memory is still 225.4 MB. Free memory was 191.2 MB in the beginning and 176.2 MB in the end (delta: 15.0 MB). Peak memory consumption was 16.3 MB. Max. memory is 8.0 GB. [2021-07-10 05:55:42,248 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 0.15 ms. Allocated memory is still 225.4 MB. Free memory is still 206.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.92 ms. Allocated memory is still 225.4 MB. Free memory was 205.5 MB in the beginning and 204.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.19 ms. Allocated memory is still 225.4 MB. Free memory was 204.0 MB in the beginning and 203.2 MB in the end (delta: 845.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 297.51 ms. Allocated memory is still 225.4 MB. Free memory was 203.1 MB in the beginning and 191.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 924.37 ms. Allocated memory is still 225.4 MB. Free memory was 191.2 MB in the beginning and 176.2 MB in the end (delta: 15.0 MB). Peak memory consumption was 16.3 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: 532, positive: 447, positive conditional: 176, positive unconditional: 271, negative: 85, negative conditional: 66, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 489, positive: 447, positive conditional: 176, positive unconditional: 271, negative: 42, negative conditional: 23, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 489, positive: 443, positive conditional: 0, positive unconditional: 443, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 165, positive: 151, positive conditional: 0, positive unconditional: 151, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 165, positive: 144, positive conditional: 0, positive unconditional: 144, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 489, positive: 292, positive conditional: 0, positive unconditional: 292, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 165, unknown conditional: 0, unknown unconditional: 165] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43 ], Maximal queried relation: 3, Independence queries for same thread: 43 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 179, Number of persistent set computation: 45, Number of trivial persistent sets: 19, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 532, positive: 447, positive conditional: 176, positive unconditional: 271, negative: 85, negative conditional: 66, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 489, positive: 447, positive conditional: 176, positive unconditional: 271, negative: 42, negative conditional: 23, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 489, positive: 443, positive conditional: 0, positive unconditional: 443, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 165, positive: 151, positive conditional: 0, positive unconditional: 151, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 165, positive: 144, positive conditional: 0, positive unconditional: 144, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 489, positive: 292, positive conditional: 0, positive unconditional: 292, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 165, unknown conditional: 0, unknown unconditional: 165] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43, SemanticConditionEliminator.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 82, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 10, positive conditional: 3, positive unconditional: 7, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, positive: 46, positive conditional: 5, positive unconditional: 42, negative: 116, negative conditional: 23, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 82, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 73, negative conditional: 6, negative unconditional: 67, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 173, Positive cache size: 154, Positive conditional cache size: 3, Positive unconditional cache size: 151, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 43 ], Maximal queried relation: 3, Independence queries for same thread: 43 - PositiveResult [Line: 57]: 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 5 procedures, 45 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 767.2ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.2ms, PartialOrderReductionTime: 380.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 14, 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: 11.5ms SsaConstructionTime, 38.2ms SatisfiabilityAnalysisTime, 136.4ms InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 82 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...