/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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d310483fe8b4879eee5de19363f50e4b839cc4ec-d310483 [2021-06-24 20:36:20,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-24 20:36:20,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-24 20:36:20,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-24 20:36:20,503 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-DelaySleepPersistent-NoLbe.epf [2021-06-24 20:36:20,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-24 20:36:20,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-24 20:36:20,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-24 20:36:20,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-24 20:36:20,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-24 20:36:20,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-24 20:36:20,534 INFO L138 SettingsManager]: * Use SBE=true [2021-06-24 20:36:20,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-24 20:36:20,535 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-24 20:36:20,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-24 20:36:20,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-24 20:36:20,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-24 20:36:20,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-24 20:36:20,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-24 20:36:20,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-24 20:36:20,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-24 20:36:20,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-24 20:36:20,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-24 20:36:20,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-24 20:36:20,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-24 20:36:20,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-24 20:36:20,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-24 20:36:20,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-24 20:36:20,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-24 20:36:20,539 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-24 20:36:20,539 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-24 20:36:20,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-24 20:36:20,539 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-24 20:36:20,540 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-24 20:36:20,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-24 20:36:20,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-24 20:36:20,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-24 20:36:20,970 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-24 20:36:20,971 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-24 20:36:20,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth02.bpl [2021-06-24 20:36:20,972 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth02.bpl' [2021-06-24 20:36:20,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-24 20:36:20,996 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-24 20:36:20,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-24 20:36:20,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-24 20:36:20,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-24 20:36:21,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-24 20:36:21,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-24 20:36:21,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-24 20:36:21,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-24 20:36:21,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/1) ... [2021-06-24 20:36:21,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-24 20:36:21,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-24 20:36:21,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-24 20:36:21,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-24 20:36:21,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (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 [2021-06-24 20:36:21,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-06-24 20:36:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-06-24 20:36:21,135 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-06-24 20:36:21,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-06-24 20:36:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-06-24 20:36:21,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-06-24 20:36:21,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-24 20:36:21,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-24 20:36:21,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-24 20:36:21,137 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-24 20:36:21,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-24 20:36:21,407 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-24 20:36:21,407 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-06-24 20:36:21,409 INFO L202 PluginConnector]: Adding new model bluetooth02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 08:36:21 BoogieIcfgContainer [2021-06-24 20:36:21,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-24 20:36:21,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-24 20:36:21,411 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-24 20:36:21,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-24 20:36:21,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.06 08:36:20" (1/2) ... [2021-06-24 20:36:21,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12e4ea08 and model type bluetooth02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 08:36:21, skipping insertion in model container [2021-06-24 20:36:21,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 08:36:21" (2/2) ... [2021-06-24 20:36:21,416 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth02.bpl [2021-06-24 20:36:21,420 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-24 20:36:21,420 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-24 20:36:21,421 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-24 20:36:21,421 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-24 20:36:21,460 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-24 20:36:21,500 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 [2021-06-24 20:36:21,547 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 20:36:21,548 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 20:36:21,548 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 20:36:21,548 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 20:36:21,548 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 20:36:21,548 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 20:36:21,549 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 20:36:21,549 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-24 20:36:21,754 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/3) [2021-06-24 20:36:21,755 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 [2021-06-24 20:36:21,777 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 20:36:21,777 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 20:36:21,778 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 20:36:21,778 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 20:36:21,778 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 20:36:21,778 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 20:36:21,778 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 20:36:21,778 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork2======== [2021-06-24 20:36:21,857 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:21,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:21,861 INFO L82 PathProgramCache]: Analyzing trace with hash 218022983, now seen corresponding path program 1 times [2021-06-24 20:36:21,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:21,868 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013155507] [2021-06-24 20:36:21,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 20:36:21,966 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:21,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013155507] [2021-06-24 20:36:21,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013155507] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:21,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:21,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 20:36:21,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719498815] [2021-06-24 20:36:21,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 20:36:21,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:21,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 20:36:21,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 20:36:21,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:21,987 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:21,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-06-24 20:36:21,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,071 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-24 20:36:22,072 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1618117783, now seen corresponding path program 1 times [2021-06-24 20:36:22,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,072 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734111117] [2021-06-24 20:36:22,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 20:36:22,092 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734111117] [2021-06-24 20:36:22,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734111117] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 20:36:22,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094848774] [2021-06-24 20:36:22,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 20:36:22,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 20:36:22,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 20:36:22,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,094 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-06-24 20:36:22,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,111 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-24 20:36:22,111 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1511547894, now seen corresponding path program 1 times [2021-06-24 20:36:22,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,112 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652548848] [2021-06-24 20:36:22,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 20:36:22,171 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652548848] [2021-06-24 20:36:22,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652548848] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-24 20:36:22,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364718197] [2021-06-24 20:36:22,172 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-24 20:36:22,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-24 20:36:22,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-24 20:36:22,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,173 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2021-06-24 20:36:22,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 20:36:22,244 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-24 20:36:22,244 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1983993867, now seen corresponding path program 2 times [2021-06-24 20:36:22,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447220127] [2021-06-24 20:36:22,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-24 20:36:22,310 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447220127] [2021-06-24 20:36:22,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447220127] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,310 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 20:36:22,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202802998] [2021-06-24 20:36:22,311 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 20:36:22,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 20:36:22,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 20:36:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,313 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 6 states have internal predecessors, (19), 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) [2021-06-24 20:36:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-24 20:36:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-24 20:36:22,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 20:36:22,398 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-24 20:36:22,404 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork2 was SAFE (2/3) [2021-06-24 20:36:22,404 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-24 20:36:22,416 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-24 20:36:22,416 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-24 20:36:22,416 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-24 20:36:22,416 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-24 20:36:22,416 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-24 20:36:22,416 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-24 20:36:22,416 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-24 20:36:22,416 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadThread1of1ForFork1======== Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-24 20:36:22,459 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1808147887, now seen corresponding path program 1 times [2021-06-24 20:36:22,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027785214] [2021-06-24 20:36:22,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 20:36:22,471 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,471 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027785214] [2021-06-24 20:36:22,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027785214] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,471 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-24 20:36:22,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582428847] [2021-06-24 20:36:22,472 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 20:36:22,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 20:36:22,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 20:36:22,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,473 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,473 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-24 20:36:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,523 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-24 20:36:22,523 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,524 INFO L82 PathProgramCache]: Analyzing trace with hash -1316695524, now seen corresponding path program 1 times [2021-06-24 20:36:22,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,524 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636759268] [2021-06-24 20:36:22,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-24 20:36:22,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636759268] [2021-06-24 20:36:22,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636759268] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-24 20:36:22,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323890680] [2021-06-24 20:36:22,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-24 20:36:22,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-24 20:36:22,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-06-24 20:36:22,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2021-06-24 20:36:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 20:36:22,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-24 20:36:22,672 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-06-24 20:36:22,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-24 20:36:22,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1190973122, now seen corresponding path program 2 times [2021-06-24 20:36:22,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-24 20:36:22,673 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2729744] [2021-06-24 20:36:22,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-24 20:36:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-24 20:36:22,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-24 20:36:22,703 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-24 20:36:22,703 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2729744] [2021-06-24 20:36:22,703 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2729744] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-24 20:36:22,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-24 20:36:22,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-24 20:36:22,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186548668] [2021-06-24 20:36:22,703 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-24 20:36:22,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-24 20:36:22,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-24 20:36:22,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-24 20:36:22,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,704 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-24 20:36:22,704 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-06-24 20:36:22,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-24 20:36:22,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-24 20:36:22,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-24 20:36:22,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-24 20:36:22,730 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-24 20:36:22,733 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadThread1of1ForFork1 was SAFE (3/3) [2021-06-24 20:36:22,734 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-24 20:36:22,736 INFO L202 PluginConnector]: Adding new model bluetooth02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 08:36:22 BasicIcfg [2021-06-24 20:36:22,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-24 20:36:22,737 INFO L168 Benchmark]: Toolchain (without parser) took 1741.32 ms. Allocated memory is still 185.6 MB. Free memory was 165.2 MB in the beginning and 159.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.9 MB. Max. memory is 8.0 GB. [2021-06-24 20:36:22,758 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 185.6 MB. Free memory is still 166.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-24 20:36:22,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 185.6 MB. Free memory was 165.1 MB in the beginning and 163.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-24 20:36:22,760 INFO L168 Benchmark]: Boogie Preprocessor took 16.25 ms. Allocated memory is still 185.6 MB. Free memory was 163.4 MB in the beginning and 162.5 MB in the end (delta: 853.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-24 20:36:22,760 INFO L168 Benchmark]: RCFGBuilder took 355.06 ms. Allocated memory is still 185.6 MB. Free memory was 162.4 MB in the beginning and 149.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-24 20:36:22,760 INFO L168 Benchmark]: TraceAbstraction took 1325.87 ms. Allocated memory is still 185.6 MB. Free memory was 149.2 MB in the beginning and 159.8 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-24 20:36:22,762 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 185.6 MB. Free memory is still 166.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 185.6 MB. Free memory was 165.1 MB in the beginning and 163.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.25 ms. Allocated memory is still 185.6 MB. Free memory was 163.4 MB in the beginning and 162.5 MB in the end (delta: 853.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 355.06 ms. Allocated memory is still 185.6 MB. Free memory was 162.4 MB in the beginning and 149.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1325.87 ms. Allocated memory is still 185.6 MB. Free memory was 149.2 MB in the beginning and 159.8 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166, positive: 159, positive conditional: 3, positive unconditional: 156, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 165, positive: 159, positive conditional: 3, positive unconditional: 156, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 165, positive: 159, positive conditional: 0, positive unconditional: 159, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 147, positive: 141, positive conditional: 0, positive unconditional: 141, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 147, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 165, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 147, unknown conditional: 0, unknown unconditional: 147] , Statistics on independence cache: Total cache size (in pairs): 147, Positive cache size: 141, Positive conditional cache size: 0, Positive unconditional cache size: 141, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6 ], Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 154, Number of persistent set computation: 17, Number of trivial persistent sets: 15, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166, positive: 159, positive conditional: 3, positive unconditional: 156, negative: 7, negative conditional: 1, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 165, positive: 159, positive conditional: 3, positive unconditional: 156, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 165, positive: 159, positive conditional: 0, positive unconditional: 159, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 147, positive: 141, positive conditional: 0, positive unconditional: 141, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 147, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 165, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 147, unknown conditional: 0, unknown unconditional: 147] , Statistics on independence cache: Total cache size (in pairs): 147, Positive cache size: 141, Positive conditional cache size: 0, Positive unconditional cache size: 141, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6 ], Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1274, positive: 1180, positive conditional: 803, positive unconditional: 377, negative: 94, negative conditional: 62, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1225, positive: 1180, positive conditional: 803, positive unconditional: 377, negative: 45, negative conditional: 13, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1225, positive: 1164, positive conditional: 0, positive unconditional: 1164, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 287, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 287, positive: 255, positive conditional: 0, positive unconditional: 255, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1225, positive: 893, positive conditional: 0, positive unconditional: 893, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 287, unknown conditional: 0, unknown unconditional: 287] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38 ], Maximal queried relation: 4, Independence queries for same thread: 49 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 128, Number of persistent set computation: 97, Number of trivial persistent sets: 55, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1274, positive: 1180, positive conditional: 803, positive unconditional: 377, negative: 94, negative conditional: 62, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1225, positive: 1180, positive conditional: 803, positive unconditional: 377, negative: 45, negative conditional: 13, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1225, positive: 1164, positive conditional: 0, positive unconditional: 1164, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 287, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 287, positive: 255, positive conditional: 0, positive unconditional: 255, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1225, positive: 893, positive conditional: 0, positive unconditional: 893, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 287, unknown conditional: 0, unknown unconditional: 287] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38, SemanticConditionEliminator.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 81, negative conditional: 9, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 5, positive unconditional: 16, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 128, positive: 64, positive conditional: 22, positive unconditional: 41, negative: 65, negative conditional: 6, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 77, negative conditional: 5, negative unconditional: 72, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 296, Positive cache size: 276, Positive conditional cache size: 5, Positive unconditional cache size: 271, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 38 ], Maximal queried relation: 4, Independence queries for same thread: 49 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1106, positive: 1031, positive conditional: 605, positive unconditional: 426, negative: 75, negative conditional: 42, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1072, positive: 1031, positive conditional: 605, positive unconditional: 426, negative: 41, negative conditional: 8, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1072, positive: 1018, positive conditional: 0, positive unconditional: 1018, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 301, positive: 285, positive conditional: 0, positive unconditional: 285, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 301, positive: 270, positive conditional: 0, positive unconditional: 270, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1072, positive: 733, positive conditional: 0, positive unconditional: 733, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 301, unknown conditional: 0, unknown unconditional: 301] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23 ], Maximal queried relation: 3, Independence queries for same thread: 34 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 102, Number of persistent set computation: 153, Number of trivial persistent sets: 110, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1106, positive: 1031, positive conditional: 605, positive unconditional: 426, negative: 75, negative conditional: 42, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1072, positive: 1031, positive conditional: 605, positive unconditional: 426, negative: 41, negative conditional: 8, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1072, positive: 1018, positive conditional: 0, positive unconditional: 1018, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 301, positive: 285, positive conditional: 0, positive unconditional: 285, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 301, positive: 270, positive conditional: 0, positive unconditional: 270, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1072, positive: 733, positive conditional: 0, positive unconditional: 733, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 301, unknown conditional: 0, unknown unconditional: 301] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23, SemanticConditionEliminator.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 70, negative conditional: 9, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 8, positive unconditional: 15, negative: 21, negative conditional: 5, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 94, positive: 43, positive conditional: 17, positive unconditional: 26, negative: 51, negative conditional: 9, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 65, negative conditional: 4, negative unconditional: 61, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 314, Positive cache size: 293, Positive conditional cache size: 8, Positive unconditional cache size: 285, Negative cache size: 21, Negative conditional cache size: 5, Negative unconditional cache size: 16, Eliminated conditions: 23 ], Maximal queried relation: 3, Independence queries for same thread: 34 - PositiveResult [Line: 33]: 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 6 procedures, 39 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 237.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.4ms, PartialOrderReductionTime: 177.7ms, 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: DeviceThreadThread1of1ForFork2 with 1 thread instances CFG has 6 procedures, 39 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 637.6ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.7ms, PartialOrderReductionTime: 326.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 4.7ms SsaConstructionTime, 34.2ms SatisfiabilityAnalysisTime, 154.7ms InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 186 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 6/6 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadThread1of1ForFork1 with 1 thread instances CFG has 6 procedures, 39 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 328.2ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 214.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.6ms SsaConstructionTime, 12.8ms SatisfiabilityAnalysisTime, 68.6ms InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 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...