/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-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 11:13:16,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 11:13:16,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 11:13:16,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 11:13:17,057 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-01 11:13:17,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 11:13:17,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 11:13:17,083 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 11:13:17,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 11:13:17,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 11:13:17,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 11:13:17,086 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 11:13:17,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 11:13:17,086 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 11:13:17,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 11:13:17,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 11:13:17,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:13:17,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-01 11:13:17,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 11:13:17,089 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 11:13:17,089 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 11:13:17,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 11:13:17,089 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-01 11:13:17,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 11:13:17,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 11:13:17,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 11:13:17,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 11:13:17,322 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 11:13:17,323 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 11:13:17,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl [2021-07-01 11:13:17,323 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-customized02.bpl' [2021-07-01 11:13:17,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 11:13:17,339 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 11:13:17,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 11:13:17,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 11:13:17,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 11:13:17,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 11:13:17,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 11:13:17,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 11:13:17,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 11:13:17,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... [2021-07-01 11:13:17,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 11:13:17,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 11:13:17,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 11:13:17,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 11:13:17,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 11:13:17,430 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 11:13:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 11:13:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 11:13:17,430 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 11:13:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 11:13:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 11:13:17,431 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 11:13:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 11:13:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 11:13:17,431 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 11:13:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 11:13:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 11:13:17,432 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 11:13:17,674 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 11:13:17,674 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 11:13:17,674 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 11:13:17,675 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 11:13:17,676 INFO L202 PluginConnector]: Adding new model bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:13:17 BoogieIcfgContainer [2021-07-01 11:13:17,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 11:13:17,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 11:13:17,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 11:13:17,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 11:13:17,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 11:13:17" (1/2) ... [2021-07-01 11:13:17,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31729b29 and model type bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 11:13:17, skipping insertion in model container [2021-07-01 11:13:17,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 11:13:17" (2/2) ... [2021-07-01 11:13:17,681 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-customized02.bpl [2021-07-01 11:13:17,684 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 11:13:17,688 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 11:13:17,688 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 11:13:17,688 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 11:13:17,725 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 11:13:17,742 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 11:13:17,795 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:13:17,795 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:13:17,795 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:13:17,795 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:13:17,795 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:13:17,795 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:13:17,795 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:13:17,796 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 11:13:17,918 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 11:13:17,919 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 11:13:17,928 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 11:13:17,928 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 11:13:17,928 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 11:13:17,928 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 11:13:17,928 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 11:13:17,929 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 11:13:17,929 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 11:13:17,929 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 11:13:17,960 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:13:17,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:13:17,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1471491469, now seen corresponding path program 1 times [2021-07-01 11:13:17,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:13:17,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411206900] [2021-07-01 11:13:17,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:13:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:13:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 11:13:18,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:13:18,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411206900] [2021-07-01 11:13:18,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411206900] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:13:18,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:13:18,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 11:13:18,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631312573] [2021-07-01 11:13:18,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 11:13:18,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:13:18,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 11:13:18,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 11:13:18,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,049 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:13:18,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) 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) [2021-07-01 11:13:18,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:13:18,078 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 11:13:18,078 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:13:18,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:13:18,079 INFO L82 PathProgramCache]: Analyzing trace with hash -601649574, now seen corresponding path program 1 times [2021-07-01 11:13:18,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:13:18,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943703252] [2021-07-01 11:13:18,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:13:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:13:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 11:13:18,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:13:18,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943703252] [2021-07-01 11:13:18,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943703252] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 11:13:18,101 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 11:13:18,102 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 11:13:18,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207081632] [2021-07-01 11:13:18,102 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-01 11:13:18,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:13:18,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-01 11:13:18,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-01 11:13:18,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,103 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:13:18,104 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:13:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:13:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:13:18,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:13:18,242 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 11:13:18,242 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 11:13:18,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 11:13:18,242 INFO L82 PathProgramCache]: Analyzing trace with hash -749937677, now seen corresponding path program 1 times [2021-07-01 11:13:18,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 11:13:18,242 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20454411] [2021-07-01 11:13:18,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 11:13:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:13:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 11:13:18,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 11:13:18,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20454411] [2021-07-01 11:13:18,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20454411] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:13:18,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049418223] [2021-07-01 11:13:18,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:13:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 11:13:18,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-01 11:13:18,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 11:13:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 11:13:18,454 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049418223] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 11:13:18,454 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 11:13:18,454 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-01 11:13:18,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021833184] [2021-07-01 11:13:18,454 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 11:13:18,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 11:13:18,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 11:13:18,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-01 11:13:18,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,455 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 11:13:18,455 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 11:13:18,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:13:18,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:13:18,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 11:13:18,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 11:13:18,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-01 11:13:18,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 11:13:18,820 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 11:13:18,823 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 11:13:18,823 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 11:13:18,824 INFO L202 PluginConnector]: Adding new model bluetooth-customized02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 11:13:18 BasicIcfg [2021-07-01 11:13:18,825 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 11:13:18,825 INFO L168 Benchmark]: Toolchain (without parser) took 1486.36 ms. Allocated memory is still 177.2 MB. Free memory was 157.2 MB in the beginning and 90.9 MB in the end (delta: 66.3 MB). Peak memory consumption was 67.6 MB. Max. memory is 8.0 GB. [2021-07-01 11:13:18,825 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 158.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:13:18,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.75 ms. Allocated memory is still 177.2 MB. Free memory was 157.1 MB in the beginning and 155.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 11:13:18,826 INFO L168 Benchmark]: Boogie Preprocessor took 9.40 ms. Allocated memory is still 177.2 MB. Free memory was 155.3 MB in the beginning and 154.3 MB in the end (delta: 963.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 11:13:18,826 INFO L168 Benchmark]: RCFGBuilder took 302.25 ms. Allocated memory is still 177.2 MB. Free memory was 154.3 MB in the beginning and 140.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-07-01 11:13:18,827 INFO L168 Benchmark]: TraceAbstraction took 1147.62 ms. Allocated memory is still 177.2 MB. Free memory was 139.9 MB in the beginning and 90.9 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. [2021-07-01 11:13:18,828 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 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 158.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 23.75 ms. Allocated memory is still 177.2 MB. Free memory was 157.1 MB in the beginning and 155.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 9.40 ms. Allocated memory is still 177.2 MB. Free memory was 155.3 MB in the beginning and 154.3 MB in the end (delta: 963.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 302.25 ms. Allocated memory is still 177.2 MB. Free memory was 154.3 MB in the beginning and 140.3 MB in the end (delta: 14.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1147.62 ms. Allocated memory is still 177.2 MB. Free memory was 139.9 MB in the beginning and 90.9 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 68, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 51, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 44, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 44, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 68, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 44, unknown conditional: 0, unknown unconditional: 44] , Statistics on independence cache: Total cache size (in pairs): 44, Positive cache size: 40, Positive conditional cache size: 0, Positive unconditional cache size: 40, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 ], Maximal queried relation: 0, Independence queries for same thread: 17 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2045, positive: 1849, positive conditional: 1849, positive unconditional: 0, negative: 196, negative conditional: 196, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1932, positive: 1849, positive conditional: 1849, positive unconditional: 0, negative: 83, negative conditional: 83, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1932, positive: 1655, positive conditional: 0, positive unconditional: 1655, negative: 277, negative conditional: 0, negative unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 109, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 109, positive: 79, positive conditional: 0, positive unconditional: 79, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 36, positive conditional: 20, positive unconditional: 16, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, positive: 71, positive conditional: 47, positive unconditional: 24, negative: 119, negative conditional: 63, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1932, positive: 1560, positive conditional: 0, positive unconditional: 1560, negative: 263, negative conditional: 0, negative unconditional: 263, unknown: 109, unknown conditional: 0, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 115, Positive conditional cache size: 20, Positive unconditional cache size: 95, Negative cache size: 31, Negative conditional cache size: 17, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 36, positive conditional: 20, positive unconditional: 16, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, positive: 71, positive conditional: 47, positive unconditional: 24, negative: 119, negative conditional: 63, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 573, positive: 174, positive conditional: 174, positive unconditional: 0, negative: 362, negative conditional: 124, negative unconditional: 238, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 115, Positive conditional cache size: 20, Positive unconditional cache size: 95, Negative cache size: 31, Negative conditional cache size: 17, Negative unconditional cache size: 14, Eliminated conditions: 238, SemanticConditionEliminator.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 36, positive conditional: 20, positive unconditional: 16, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, positive: 71, positive conditional: 47, positive unconditional: 24, negative: 119, negative conditional: 63, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 573, positive: 174, positive conditional: 174, positive unconditional: 0, negative: 362, negative conditional: 124, negative unconditional: 238, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 115, Positive conditional cache size: 20, Positive unconditional cache size: 95, Negative cache size: 31, Negative conditional cache size: 17, Negative unconditional cache size: 14, Eliminated conditions: 238, SemanticConditionEliminator.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 573, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 379, negative conditional: 141, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 36, positive conditional: 20, positive unconditional: 16, negative: 31, negative conditional: 17, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 190, positive: 71, positive conditional: 47, positive unconditional: 24, negative: 119, negative conditional: 63, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 573, positive: 174, positive conditional: 174, positive unconditional: 0, negative: 362, negative conditional: 124, negative unconditional: 238, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 115, Positive conditional cache size: 20, Positive unconditional cache size: 95, Negative cache size: 31, Negative conditional cache size: 17, Negative unconditional cache size: 14, Eliminated conditions: 238 ], Maximal queried relation: 3, Independence queries for same thread: 113 - PositiveResult [Line: 35]: 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 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 157.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 99.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 902.3ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 355.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 5.8ms SsaConstructionTime, 36.1ms SatisfiabilityAnalysisTime, 202.0ms InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 2/6 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...