/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct06.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:55:42,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:55:42,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:55:42,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:55:42,412 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-Random42.epf [2021-07-14 21:55:42,427 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:55:42,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:55:42,428 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:55:42,428 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:55:42,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:55:42,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:55:42,429 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:55:42,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:55:42,429 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:55:42,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:55:42,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:55:42,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:55:42,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:55:42,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:55:42,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:55:42,446 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:55:42,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:55:42,448 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:55:42,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:55:42,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:55:42,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:55:42,695 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:55:42,696 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:55:42,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct06.bpl [2021-07-14 21:55:42,697 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct06.bpl' [2021-07-14 21:55:42,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:55:42,716 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:55:42,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:55:42,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:55:42,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:55:42,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:55:42,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:55:42,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:55:42,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:55:42,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/1) ... [2021-07-14 21:55:42,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:55:42,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:55:42,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:55:42,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:55:42,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (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 21:55:42,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-14 21:55:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-14 21:55:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-14 21:55:42,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-14 21:55:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-14 21:55:42,814 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-14 21:55:42,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-14 21:55:42,814 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-14 21:55:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-14 21:55:42,815 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:55:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:55:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:55:42,815 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 21:55:42,987 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:55:42,988 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-14 21:55:42,992 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-14 21:55:42,993 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-14 21:55:42,994 INFO L202 PluginConnector]: Adding new model bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:55:42 BoogieIcfgContainer [2021-07-14 21:55:42,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:55:42,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:55:42,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:55:42,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:55:42,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:55:42" (1/2) ... [2021-07-14 21:55:42,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a538bdb and model type bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:55:42, skipping insertion in model container [2021-07-14 21:55:42,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:55:42" (2/2) ... [2021-07-14 21:55:42,998 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct06.bpl [2021-07-14 21:55:43,002 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:55:43,002 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:55:43,002 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:55:43,002 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:55:43,056 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 21:55:43,071 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 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 21:55:43,109 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:55:43,109 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:55:43,110 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:55:43,110 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:55:43,110 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:55:43,110 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:55:43,110 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:55:43,110 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:55:44,450 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-14 21:55:44,451 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) [2021-07-14 21:55:44,472 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:55:44,472 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:55:44,473 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:55:44,473 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:55:44,473 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:55:44,473 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:55:44,473 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:55:44,473 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 21:55:44,566 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:55:44,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:55:44,569 INFO L82 PathProgramCache]: Analyzing trace with hash 529119306, now seen corresponding path program 1 times [2021-07-14 21:55:44,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:55:44,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619244597] [2021-07-14 21:55:44,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:55:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:55:44,643 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 21:55:44,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:55:44,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619244597] [2021-07-14 21:55:44,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619244597] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:55:44,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:55:44,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 21:55:44,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378143166] [2021-07-14 21:55:44,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 21:55:44,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:55:44,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 21:55:44,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 21:55:44,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:44,656 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:55:44,657 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 21:55:44,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:44,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:44,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:55:44,705 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:55:44,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:55:44,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1444973278, now seen corresponding path program 1 times [2021-07-14 21:55:44,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:55:44,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945716326] [2021-07-14 21:55:44,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:55:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:55:44,808 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 21:55:44,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:55:44,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945716326] [2021-07-14 21:55:44,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945716326] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:55:44,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:55:44,809 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 21:55:44,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234033136] [2021-07-14 21:55:44,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 21:55:44,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:55:44,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 21:55:44,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-14 21:55:44,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:44,810 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:55:44,810 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:55:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:44,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:44,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:44,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:55:44,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 21:55:44,969 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:55:44,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:55:44,969 INFO L82 PathProgramCache]: Analyzing trace with hash 378162578, now seen corresponding path program 1 times [2021-07-14 21:55:44,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:55:44,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638980490] [2021-07-14 21:55:44,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:55:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:55:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 21:55:44,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:55:44,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638980490] [2021-07-14 21:55:44,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638980490] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:55:44,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:55:44,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 21:55:44,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149301812] [2021-07-14 21:55:44,991 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 21:55:44,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:55:44,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 21:55:44,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 21:55:44,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:44,992 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:55:44,992 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 21:55:44,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:44,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:55:44,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:45,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:45,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:55:45,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:45,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 21:55:45,715 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:55:45,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:55:45,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1169329935, now seen corresponding path program 1 times [2021-07-14 21:55:45,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:55:45,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551198119] [2021-07-14 21:55:45,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:55:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:55:45,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:55:45,798 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:55:45,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551198119] [2021-07-14 21:55:45,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551198119] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:55:45,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:55:45,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 21:55:45,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320032540] [2021-07-14 21:55:45,802 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 21:55:45,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:55:45,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 21:55:45,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-07-14 21:55:45,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:45,804 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:55:45,804 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 7 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:55:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:55:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:55:46,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:46,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 21:55:46,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:55:46,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:55:46,980 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 21:55:46,990 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-14 21:55:46,990 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 21:55:46,992 INFO L202 PluginConnector]: Adding new model bluetooth-correct06.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 09:55:46 BasicIcfg [2021-07-14 21:55:46,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 21:55:46,992 INFO L168 Benchmark]: Toolchain (without parser) took 4276.68 ms. Allocated memory was 178.3 MB in the beginning and 520.1 MB in the end (delta: 341.8 MB). Free memory was 159.3 MB in the beginning and 232.0 MB in the end (delta: -72.6 MB). Peak memory consumption was 269.8 MB. Max. memory is 8.0 GB. [2021-07-14 21:55:46,993 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 178.3 MB. Free memory is still 160.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 21:55:46,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.52 ms. Allocated memory is still 178.3 MB. Free memory was 159.2 MB in the beginning and 157.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 21:55:46,993 INFO L168 Benchmark]: Boogie Preprocessor took 12.00 ms. Allocated memory is still 178.3 MB. Free memory was 157.4 MB in the beginning and 156.5 MB in the end (delta: 925.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 21:55:46,993 INFO L168 Benchmark]: RCFGBuilder took 231.80 ms. Allocated memory is still 178.3 MB. Free memory was 156.4 MB in the beginning and 141.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 21:55:46,993 INFO L168 Benchmark]: TraceAbstraction took 3996.78 ms. Allocated memory was 178.3 MB in the beginning and 520.1 MB in the end (delta: 341.8 MB). Free memory was 140.7 MB in the beginning and 232.0 MB in the end (delta: -91.3 MB). Peak memory consumption was 250.9 MB. Max. memory is 8.0 GB. [2021-07-14 21:55:46,994 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 0.09 ms. Allocated memory is still 178.3 MB. Free memory is still 160.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.52 ms. Allocated memory is still 178.3 MB. Free memory was 159.2 MB in the beginning and 157.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.00 ms. Allocated memory is still 178.3 MB. Free memory was 157.4 MB in the beginning and 156.5 MB in the end (delta: 925.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 231.80 ms. Allocated memory is still 178.3 MB. Free memory was 156.4 MB in the beginning and 141.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3996.78 ms. Allocated memory was 178.3 MB in the beginning and 520.1 MB in the end (delta: 341.8 MB). Free memory was 140.7 MB in the beginning and 232.0 MB in the end (delta: -91.3 MB). Peak memory consumption was 250.9 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: 219156, positive: 169883, positive conditional: 167835, positive unconditional: 2048, negative: 49273, negative conditional: 49134, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 198923, positive: 169883, positive conditional: 167835, positive unconditional: 2048, negative: 29040, negative conditional: 28901, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 198923, positive: 169883, positive conditional: 0, positive unconditional: 169883, negative: 29040, negative conditional: 0, negative unconditional: 29040, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1233, positive: 1152, positive conditional: 0, positive unconditional: 1152, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1233, positive: 1079, positive conditional: 0, positive unconditional: 1079, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 154, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 154, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 421, positive: 183, positive conditional: 0, positive unconditional: 183, negative: 238, negative conditional: 0, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 198923, positive: 168731, positive conditional: 0, positive unconditional: 168731, negative: 28959, negative conditional: 0, negative unconditional: 28959, unknown: 1233, unknown conditional: 0, unknown unconditional: 1233] , Statistics on independence cache: Total cache size (in pairs): 1233, Positive cache size: 1152, Positive conditional cache size: 0, Positive unconditional cache size: 1152, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81 ], Maximal queried relation: 0, Independence queries for same thread: 20233 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 730, Number of persistent set computation: 2290, Number of trivial persistent sets: 1203, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 219156, positive: 169883, positive conditional: 167835, positive unconditional: 2048, negative: 49273, negative conditional: 49134, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 198923, positive: 169883, positive conditional: 167835, positive unconditional: 2048, negative: 29040, negative conditional: 28901, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 198923, positive: 169883, positive conditional: 0, positive unconditional: 169883, negative: 29040, negative conditional: 0, negative unconditional: 29040, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1233, positive: 1152, positive conditional: 0, positive unconditional: 1152, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1233, positive: 1079, positive conditional: 0, positive unconditional: 1079, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 154, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 154, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 421, positive: 183, positive conditional: 0, positive unconditional: 183, negative: 238, negative conditional: 0, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 198923, positive: 168731, positive conditional: 0, positive unconditional: 168731, negative: 28959, negative conditional: 0, negative unconditional: 28959, unknown: 1233, unknown conditional: 0, unknown unconditional: 1233] , Statistics on independence cache: Total cache size (in pairs): 1233, Positive cache size: 1152, Positive conditional cache size: 0, Positive unconditional cache size: 1152, Negative cache size: 81, Negative conditional cache size: 0, Negative unconditional cache size: 81 ], Maximal queried relation: 0, Independence queries for same thread: 20233 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 213726, positive: 193696, positive conditional: 191597, positive unconditional: 2099, negative: 20030, negative conditional: 19881, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 197780, positive: 193696, positive conditional: 191597, positive unconditional: 2099, negative: 4084, negative conditional: 3935, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 197780, positive: 165092, positive conditional: 0, positive unconditional: 165092, negative: 32688, negative conditional: 0, negative unconditional: 32688, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1280, positive: 1194, positive conditional: 0, positive unconditional: 1194, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1280, positive: 1109, positive conditional: 0, positive unconditional: 1109, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 197780, positive: 163898, positive conditional: 0, positive unconditional: 163898, negative: 32602, negative conditional: 0, negative unconditional: 32602, unknown: 1280, unknown conditional: 0, unknown unconditional: 1280] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850 ], Maximal queried relation: 4, Independence queries for same thread: 15946 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 559, Number of persistent set computation: 5203, Number of trivial persistent sets: 5142, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 213726, positive: 193696, positive conditional: 191597, positive unconditional: 2099, negative: 20030, negative conditional: 19881, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 197780, positive: 193696, positive conditional: 191597, positive unconditional: 2099, negative: 4084, negative conditional: 3935, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 197780, positive: 165092, positive conditional: 0, positive unconditional: 165092, negative: 32688, negative conditional: 0, negative unconditional: 32688, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1280, positive: 1194, positive conditional: 0, positive unconditional: 1194, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1280, positive: 1109, positive conditional: 0, positive unconditional: 1109, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 171, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 197780, positive: 163898, positive conditional: 0, positive unconditional: 163898, negative: 32602, negative conditional: 0, negative unconditional: 32602, unknown: 1280, unknown conditional: 0, unknown unconditional: 1280] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850, SemanticConditionEliminator.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 77258, positive: 28604, positive conditional: 28604, positive unconditional: 0, negative: 48654, negative conditional: 11570, negative unconditional: 37084, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 376, positive: 213, positive conditional: 128, positive unconditional: 85, negative: 163, negative conditional: 77, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 452, positive: 258, positive conditional: 121, positive unconditional: 137, negative: 194, negative conditional: 90, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 77258, positive: 28476, positive conditional: 28476, positive unconditional: 0, negative: 48577, negative conditional: 11493, negative unconditional: 37084, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1485, Positive cache size: 1322, Positive conditional cache size: 128, Positive unconditional cache size: 1194, Negative cache size: 163, Negative conditional cache size: 77, Negative unconditional cache size: 86, Eliminated conditions: 36850 ], Maximal queried relation: 4, Independence queries for same thread: 15946 - PositiveResult [Line: 39]: 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 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1367.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.9ms, PartialOrderReductionTime: 1315.3ms, 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 11 procedures, 60 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2530.7ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 2167.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 19, 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: 3.9ms SsaConstructionTime, 41.6ms SatisfiabilityAnalysisTime, 185.6ms InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 81 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...