/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 13:46:08,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 13:46:08,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 13:46:08,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 13:46:08,834 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-Random7777.epf [2021-07-01 13:46:08,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 13:46:08,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 13:46:08,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 13:46:08,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 13:46:08,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 13:46:08,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 13:46:08,879 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 13:46:08,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 13:46:08,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 13:46:08,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 13:46:08,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 13:46:08,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 13:46:08,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 13:46:08,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 13:46:08,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 13:46:08,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 13:46:08,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:46:08,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 13:46:08,882 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 13:46:08,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 13:46:08,883 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-01 13:46:08,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 13:46:08,883 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 13:46:09,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 13:46:09,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 13:46:09,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 13:46:09,230 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 13:46:09,233 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 13:46:09,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct02.bpl [2021-07-01 13:46:09,234 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct02.bpl' [2021-07-01 13:46:09,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 13:46:09,259 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 13:46:09,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 13:46:09,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 13:46:09,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 13:46:09,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 13:46:09,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 13:46:09,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 13:46:09,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 13:46:09,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... [2021-07-01 13:46:09,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 13:46:09,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 13:46:09,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 13:46:09,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 13:46:09,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:46:09,405 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-01 13:46:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-01 13:46:09,405 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-01 13:46:09,405 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 13:46:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 13:46:09,405 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 13:46:09,406 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 13:46:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 13:46:09,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 13:46:09,406 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 13:46:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 13:46:09,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 13:46:09,407 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-01 13:46:09,682 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 13:46:09,683 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-01 13:46:09,684 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-01 13:46:09,684 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 13:46:09,685 INFO L202 PluginConnector]: Adding new model bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:46:09 BoogieIcfgContainer [2021-07-01 13:46:09,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 13:46:09,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 13:46:09,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 13:46:09,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 13:46:09,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:46:09" (1/2) ... [2021-07-01 13:46:09,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b3f7604 and model type bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:46:09, skipping insertion in model container [2021-07-01 13:46:09,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:46:09" (2/2) ... [2021-07-01 13:46:09,692 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct02.bpl [2021-07-01 13:46:09,712 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 13:46:09,712 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 13:46:09,713 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 13:46:09,713 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 13:46:09,744 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 13:46:09,765 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:46:09,817 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:46:09,817 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:46:09,817 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:46:09,817 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:46:09,817 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:46:09,817 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:46:09,817 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:46:09,817 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 13:46:10,140 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-01 13:46:10,141 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:46:10,156 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:46:10,157 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:46:10,157 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:46:10,157 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:46:10,157 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:46:10,157 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:46:10,157 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:46:10,157 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-01 13:46:10,244 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,253 INFO L82 PathProgramCache]: Analyzing trace with hash -967123649, now seen corresponding path program 1 times [2021-07-01 13:46:10,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038189655] [2021-07-01 13:46:10,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:46:10,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038189655] [2021-07-01 13:46:10,374 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038189655] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 13:46:10,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81557057] [2021-07-01 13:46:10,380 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:46:10,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:46:10,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:46:10,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,393 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,394 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:46:10,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 13:46:10,445 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1448005722, now seen corresponding path program 1 times [2021-07-01 13:46:10,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423627035] [2021-07-01 13:46:10,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:46:10,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423627035] [2021-07-01 13:46:10,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423627035] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-01 13:46:10,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716514763] [2021-07-01 13:46:10,480 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:46:10,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:46:10,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:46:10,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,481 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,481 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) [2021-07-01 13:46:10,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 13:46:10,552 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,553 INFO L82 PathProgramCache]: Analyzing trace with hash 779916846, now seen corresponding path program 1 times [2021-07-01 13:46:10,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741602539] [2021-07-01 13:46:10,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 13:46:10,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,655 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741602539] [2021-07-01 13:46:10,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741602539] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,658 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,658 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-01 13:46:10,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764289619] [2021-07-01 13:46:10,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 13:46:10,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 13:46:10,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-01 13:46:10,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:46:10,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:10,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-01 13:46:10,822 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:46:10,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:46:10,822 INFO L82 PathProgramCache]: Analyzing trace with hash 730099266, now seen corresponding path program 1 times [2021-07-01 13:46:10,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:46:10,823 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898511946] [2021-07-01 13:46:10,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:46:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:46:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 13:46:10,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:46:10,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898511946] [2021-07-01 13:46:10,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898511946] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:46:10,889 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:46:10,889 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-01 13:46:10,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850519941] [2021-07-01 13:46:10,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-01 13:46:10,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:46:10,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-01 13:46:10,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-01 13:46:10,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:10,891 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:46:10,891 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-01 13:46:10,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:10,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:10,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:46:11,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:11,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:46:11,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:46:11,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:46:11,033 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-01 13:46:11,041 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-01 13:46:11,041 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 13:46:11,043 INFO L202 PluginConnector]: Adding new model bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:46:11 BasicIcfg [2021-07-01 13:46:11,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 13:46:11,044 INFO L168 Benchmark]: Toolchain (without parser) took 1784.90 ms. Allocated memory is still 195.0 MB. Free memory was 174.7 MB in the beginning and 127.1 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.1 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:11,044 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 195.0 MB. Free memory is still 175.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 13:46:11,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.58 ms. Allocated memory is still 195.0 MB. Free memory was 174.7 MB in the beginning and 172.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:11,044 INFO L168 Benchmark]: Boogie Preprocessor took 19.62 ms. Allocated memory is still 195.0 MB. Free memory was 172.8 MB in the beginning and 172.0 MB in the end (delta: 830.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:11,045 INFO L168 Benchmark]: RCFGBuilder took 370.77 ms. Allocated memory is still 195.0 MB. Free memory was 171.8 MB in the beginning and 157.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:11,045 INFO L168 Benchmark]: TraceAbstraction took 1355.96 ms. Allocated memory is still 195.0 MB. Free memory was 156.6 MB in the beginning and 127.1 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. [2021-07-01 13:46:11,046 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 0.12 ms. Allocated memory is still 195.0 MB. Free memory is still 175.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 33.58 ms. Allocated memory is still 195.0 MB. Free memory was 174.7 MB in the beginning and 172.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.62 ms. Allocated memory is still 195.0 MB. Free memory was 172.8 MB in the beginning and 172.0 MB in the end (delta: 830.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 370.77 ms. Allocated memory is still 195.0 MB. Free memory was 171.8 MB in the beginning and 157.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1355.96 ms. Allocated memory is still 195.0 MB. Free memory was 156.6 MB in the beginning and 127.1 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 269, positive: 224, positive conditional: 49, positive unconditional: 175, negative: 45, negative conditional: 27, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 250, positive: 224, positive conditional: 49, positive unconditional: 175, negative: 26, negative conditional: 8, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 250, positive: 224, positive conditional: 0, positive unconditional: 224, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 168, positive: 155, positive conditional: 0, positive unconditional: 155, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 168, positive: 147, positive conditional: 0, positive unconditional: 147, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 250, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 168, unknown conditional: 0, unknown unconditional: 168] , Statistics on independence cache: Total cache size (in pairs): 168, Positive cache size: 155, Positive conditional cache size: 0, Positive unconditional cache size: 155, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 19 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 244, Number of persistent set computation: 149, Number of trivial persistent sets: 148, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 269, positive: 224, positive conditional: 49, positive unconditional: 175, negative: 45, negative conditional: 27, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 250, positive: 224, positive conditional: 49, positive unconditional: 175, negative: 26, negative conditional: 8, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 250, positive: 224, positive conditional: 0, positive unconditional: 224, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 168, positive: 155, positive conditional: 0, positive unconditional: 155, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 168, positive: 147, positive conditional: 0, positive unconditional: 147, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 250, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 168, unknown conditional: 0, unknown unconditional: 168] , Statistics on independence cache: Total cache size (in pairs): 168, Positive cache size: 155, Positive conditional cache size: 0, Positive unconditional cache size: 155, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 19 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1423, positive: 1299, positive conditional: 1094, positive unconditional: 205, negative: 124, negative conditional: 104, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1335, positive: 1299, positive conditional: 1094, positive unconditional: 205, negative: 36, negative conditional: 16, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1219, positive conditional: 0, positive unconditional: 1219, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 200, positive: 187, positive conditional: 0, positive unconditional: 187, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 200, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 1032, positive conditional: 0, positive unconditional: 1032, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 200, unknown conditional: 0, unknown unconditional: 200] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62 ], Maximal queried relation: 4, Independence queries for same thread: 88 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 202, Number of persistent set computation: 896, Number of trivial persistent sets: 860, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1423, positive: 1299, positive conditional: 1094, positive unconditional: 205, negative: 124, negative conditional: 104, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1335, positive: 1299, positive conditional: 1094, positive unconditional: 205, negative: 36, negative conditional: 16, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1219, positive conditional: 0, positive unconditional: 1219, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 200, positive: 187, positive conditional: 0, positive unconditional: 187, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 200, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 1032, positive conditional: 0, positive unconditional: 1032, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 200, unknown conditional: 0, unknown unconditional: 200] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62, SemanticConditionEliminator.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 195, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 115, negative conditional: 27, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 21, positive conditional: 11, positive unconditional: 10, negative: 22, negative conditional: 9, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 64, positive conditional: 30, positive unconditional: 34, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 195, positive: 69, positive conditional: 69, positive unconditional: 0, negative: 106, negative conditional: 18, negative unconditional: 88, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 220, Positive cache size: 198, Positive conditional cache size: 11, Positive unconditional cache size: 187, Negative cache size: 22, Negative conditional cache size: 9, Negative unconditional cache size: 13, Eliminated conditions: 62 ], Maximal queried relation: 4, Independence queries for same thread: 88 - PositiveResult [Line: 35]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 361.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 302.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: DeviceThreadWithAssertThread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 889.1ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 499.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 4.7ms SsaConstructionTime, 50.8ms SatisfiabilityAnalysisTime, 183.0ms InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 3/3 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...