/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 16:56:42,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 16:56:42,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 16:56:42,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 16:56:43,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 16:56:43,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 16:56:43,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 16:56:43,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-14 16:56:43,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 16:56:43,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 16:56:43,093 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 16:56:43,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 16:56:43,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 16:56:43,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 16:56:43,096 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 16:56:43,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 16:56:43,096 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 16:56:43,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 16:56:43,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 16:56:43,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 16:56:43,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 16:56:43,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 16:56:43,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 16:56:43,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 16:56:43,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 16:56:43,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 16:56:43,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 16:56:43,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 16:56:43,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 16:56:43,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 16:56:43,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 16:56:43,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 16:56:43,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 16:56:43,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 16:56:43,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 16:56:43,101 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 16:56:43,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 16:56:43,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 16:56:43,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 16:56:43,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 16:56:43,413 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 16:56:43,414 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 16:56:43,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct10.bpl [2021-07-14 16:56:43,415 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct10.bpl' [2021-07-14 16:56:43,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 16:56:43,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 16:56:43,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 16:56:43,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 16:56:43,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 16:56:43,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 16:56:43,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 16:56:43,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 16:56:43,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 16:56:43,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... [2021-07-14 16:56:43,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 16:56:43,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 16:56:43,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 16:56:43,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 16:56:43,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 16:56:43,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-14 16:56:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-14 16:56:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-14 16:56:43,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-14 16:56:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-14 16:56:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-14 16:56:43,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-14 16:56:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-14 16:56:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-14 16:56:43,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 16:56:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 16:56:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 16:56:43,567 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 16:56:43,861 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 16:56:43,861 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-14 16:56:43,862 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-14 16:56:43,862 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-14 16:56:43,864 INFO L202 PluginConnector]: Adding new model bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:56:43 BoogieIcfgContainer [2021-07-14 16:56:43,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 16:56:43,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 16:56:43,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 16:56:43,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 16:56:43,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:56:43" (1/2) ... [2021-07-14 16:56:43,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@550bfc8 and model type bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:56:43, skipping insertion in model container [2021-07-14 16:56:43,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:56:43" (2/2) ... [2021-07-14 16:56:43,870 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct10.bpl [2021-07-14 16:56:43,891 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 16:56:43,891 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 16:56:43,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 16:56:43,892 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 16:56:43,978 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 16:56:43,997 INFO L255 AbstractCegarLoop]: Starting to check reachability of 11 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 16:56:44,060 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 16:56:44,060 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 16:56:44,060 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 16:56:44,060 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 16:56:44,060 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 16:56:44,061 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 16:56:44,061 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 16:56:44,061 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 16:56:44,667 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-14 16:56:44,669 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 16:56:44,680 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 16:56:44,681 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 16:56:44,681 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 16:56:44,681 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 16:56:44,681 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 16:56:44,681 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 16:56:44,681 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 16:56:44,681 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-14 16:56:44,937 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:56:44,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:56:44,941 INFO L82 PathProgramCache]: Analyzing trace with hash 2129358608, now seen corresponding path program 1 times [2021-07-14 16:56:44,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:56:44,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647195011] [2021-07-14 16:56:44,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:56:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:56:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 16:56:45,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:56:45,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647195011] [2021-07-14 16:56:45,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647195011] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:56:45,058 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 16:56:45,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 16:56:45,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406775018] [2021-07-14 16:56:45,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 16:56:45,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:56:45,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 16:56:45,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 16:56:45,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:56:45,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:56:45,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 16:56:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:56:47,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:47,493 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 16:56:47,493 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:56:47,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:56:47,495 INFO L82 PathProgramCache]: Analyzing trace with hash 882416455, now seen corresponding path program 1 times [2021-07-14 16:56:47,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:56:47,496 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24357600] [2021-07-14 16:56:47,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:56:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:56:47,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 16:56:47,513 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:56:47,513 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24357600] [2021-07-14 16:56:47,513 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24357600] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:56:47,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 16:56:47,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 16:56:47,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252680509] [2021-07-14 16:56:47,515 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 16:56:47,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:56:47,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 16:56:47,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 16:56:47,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:56:47,518 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:56:47,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 16:56:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:47,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:56:48,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:48,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:48,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 16:56:48,101 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:56:48,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:56:48,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1143741855, now seen corresponding path program 1 times [2021-07-14 16:56:48,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:56:48,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665741773] [2021-07-14 16:56:48,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:56:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:56:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 16:56:48,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:56:48,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665741773] [2021-07-14 16:56:48,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665741773] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:56:48,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 16:56:48,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 16:56:48,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006347796] [2021-07-14 16:56:48,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 16:56:48,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:56:48,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 16:56:48,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-14 16:56:48,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:56:48,256 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:56:48,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 16:56:48,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:48,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:56:48,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:00:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 17:00:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 17:00:01,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 17:00:01,227 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:00:01,241 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-14 17:00:01,242 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:00:01,246 INFO L202 PluginConnector]: Adding new model bluetooth-correct10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:00:01 BasicIcfg [2021-07-14 17:00:01,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:00:01,247 INFO L168 Benchmark]: Toolchain (without parser) took 197803.02 ms. Allocated memory was 177.2 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 156.9 MB in the beginning and 3.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.5 GB. Max. memory is 8.0 GB. [2021-07-14 17:00:01,248 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 177.2 MB. Free memory is still 157.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:00:01,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.30 ms. Allocated memory is still 177.2 MB. Free memory was 156.8 MB in the beginning and 155.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:00:01,248 INFO L168 Benchmark]: Boogie Preprocessor took 15.38 ms. Allocated memory is still 177.2 MB. Free memory was 155.0 MB in the beginning and 154.0 MB in the end (delta: 911.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:00:01,249 INFO L168 Benchmark]: RCFGBuilder took 365.51 ms. Allocated memory is still 177.2 MB. Free memory was 153.9 MB in the beginning and 138.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 17:00:01,249 INFO L168 Benchmark]: TraceAbstraction took 197381.55 ms. Allocated memory was 177.2 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 138.1 MB in the beginning and 3.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.4 GB. Max. memory is 8.0 GB. [2021-07-14 17:00:01,278 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 0.13 ms. Allocated memory is still 177.2 MB. Free memory is still 157.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 36.30 ms. Allocated memory is still 177.2 MB. Free memory was 156.8 MB in the beginning and 155.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.38 ms. Allocated memory is still 177.2 MB. Free memory was 155.0 MB in the beginning and 154.0 MB in the end (delta: 911.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 365.51 ms. Allocated memory is still 177.2 MB. Free memory was 153.9 MB in the beginning and 138.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 197381.55 ms. Allocated memory was 177.2 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 138.1 MB in the beginning and 3.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.4 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4962, positive: 4807, positive conditional: 651, positive unconditional: 4156, negative: 155, negative conditional: 45, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4917, positive: 4807, positive conditional: 651, positive unconditional: 4156, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4917, positive: 4807, positive conditional: 0, positive unconditional: 4807, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2187, positive: 2077, positive conditional: 0, positive unconditional: 2077, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2187, positive: 1977, positive conditional: 0, positive unconditional: 1977, negative: 210, negative conditional: 0, negative unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 210, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 469, positive: 166, positive conditional: 0, positive unconditional: 166, negative: 303, negative conditional: 0, negative unconditional: 303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4917, positive: 2730, positive conditional: 0, positive unconditional: 2730, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2187, unknown conditional: 0, unknown unconditional: 2187] , Statistics on independence cache: Total cache size (in pairs): 2187, Positive cache size: 2077, Positive conditional cache size: 0, Positive unconditional cache size: 2077, Negative cache size: 110, Negative conditional cache size: 0, Negative unconditional cache size: 110 ], Maximal queried relation: 0, Independence queries for same thread: 45 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 542, Number of persistent set computation: 15, Number of trivial persistent sets: 5, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4962, positive: 4807, positive conditional: 651, positive unconditional: 4156, negative: 155, negative conditional: 45, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4917, positive: 4807, positive conditional: 651, positive unconditional: 4156, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4917, positive: 4807, positive conditional: 0, positive unconditional: 4807, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2187, positive: 2077, positive conditional: 0, positive unconditional: 2077, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2187, positive: 1977, positive conditional: 0, positive unconditional: 1977, negative: 210, negative conditional: 0, negative unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 210, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 469, positive: 166, positive conditional: 0, positive unconditional: 166, negative: 303, negative conditional: 0, negative unconditional: 303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4917, positive: 2730, positive conditional: 0, positive unconditional: 2730, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2187, unknown conditional: 0, unknown unconditional: 2187] , Statistics on independence cache: Total cache size (in pairs): 2187, Positive cache size: 2077, Positive conditional cache size: 0, Positive unconditional cache size: 2077, Negative cache size: 110, Negative conditional cache size: 0, Negative unconditional cache size: 110 ], Maximal queried relation: 0, Independence queries for same thread: 45 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14174264, positive: 13805601, positive conditional: 13799289, positive unconditional: 6312, negative: 368663, negative conditional: 368317, negative unconditional: 346, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 13883240, positive: 13805601, positive conditional: 13799289, positive unconditional: 6312, negative: 77639, negative conditional: 77293, negative unconditional: 346, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 13883240, positive: 12292964, positive conditional: 0, positive unconditional: 12292964, negative: 1590276, negative conditional: 0, negative unconditional: 1590276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3241, positive: 3019, positive conditional: 0, positive unconditional: 3019, negative: 222, negative conditional: 0, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3241, positive: 2797, positive conditional: 0, positive unconditional: 2797, negative: 444, negative conditional: 0, negative unconditional: 444, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 444, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 222, negative conditional: 0, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13883240, positive: 12289945, positive conditional: 0, positive unconditional: 12289945, negative: 1590054, negative conditional: 0, negative unconditional: 1590054, unknown: 3241, unknown conditional: 0, unknown unconditional: 3241] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796 ], Maximal queried relation: 3, Independence queries for same thread: 291024 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 86202, Number of persistent set computation: 445434, Number of trivial persistent sets: 364651, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14174264, positive: 13805601, positive conditional: 13799289, positive unconditional: 6312, negative: 368663, negative conditional: 368317, negative unconditional: 346, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 13883240, positive: 13805601, positive conditional: 13799289, positive unconditional: 6312, negative: 77639, negative conditional: 77293, negative unconditional: 346, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 13883240, positive: 12292964, positive conditional: 0, positive unconditional: 12292964, negative: 1590276, negative conditional: 0, negative unconditional: 1590276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3241, positive: 3019, positive conditional: 0, positive unconditional: 3019, negative: 222, negative conditional: 0, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3241, positive: 2797, positive conditional: 0, positive unconditional: 2797, negative: 444, negative conditional: 0, negative unconditional: 444, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 444, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 222, negative conditional: 0, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13883240, positive: 12289945, positive conditional: 0, positive unconditional: 12289945, negative: 1590054, negative conditional: 0, negative unconditional: 1590054, unknown: 3241, unknown conditional: 0, unknown unconditional: 3241] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796, SemanticConditionEliminator.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2763272, positive: 1512637, positive conditional: 1512637, positive unconditional: 0, negative: 1250635, negative conditional: 77278, negative unconditional: 1173357, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 715, positive: 465, positive conditional: 243, positive unconditional: 222, negative: 250, negative conditional: 28, negative unconditional: 222, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1028, positive: 729, positive conditional: 355, positive unconditional: 374, negative: 300, negative conditional: 22, negative unconditional: 278, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2763272, positive: 1512394, positive conditional: 1512394, positive unconditional: 0, negative: 1250607, negative conditional: 77250, negative unconditional: 1173357, unknown: 271, unknown conditional: 271, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3512, Positive cache size: 3262, Positive conditional cache size: 243, Positive unconditional cache size: 3019, Negative cache size: 250, Negative conditional cache size: 28, Negative unconditional cache size: 222, Eliminated conditions: 1172796 ], Maximal queried relation: 3, Independence queries for same thread: 291024 - PositiveResult [Line: 43]: 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 15 procedures, 80 locations, 13 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 656.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 582.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 15 procedures, 80 locations, 13 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 196569.5ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 196224.2ms, 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: 7.1ms SsaConstructionTime, 47.0ms SatisfiabilityAnalysisTime, 156.2ms InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 245 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 11/11 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...