/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-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-15 00:04:12,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-15 00:04:12,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-15 00:04:12,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-15 00:04:12,324 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 [2021-07-15 00:04:12,370 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-15 00:04:12,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-15 00:04:12,371 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-15 00:04:12,371 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-15 00:04:12,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-15 00:04:12,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-15 00:04:12,373 INFO L138 SettingsManager]: * Use SBE=true [2021-07-15 00:04:12,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-15 00:04:12,373 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-15 00:04:12,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-15 00:04:12,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-15 00:04:12,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-15 00:04:12,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-15 00:04:12,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-15 00:04:12,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-15 00:04:12,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-15 00:04:12,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-15 00:04:12,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-15 00:04:12,376 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-15 00:04:12,377 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-15 00:04:12,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-15 00:04:12,377 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-15 00:04:12,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-15 00:04:12,377 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-15 00:04:12,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-15 00:04:12,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-15 00:04:12,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-15 00:04:12,682 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-15 00:04:12,683 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-15 00:04:12,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct02.bpl [2021-07-15 00:04:12,684 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-correct02.bpl' [2021-07-15 00:04:12,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-15 00:04:12,712 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-15 00:04:12,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-15 00:04:12,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-15 00:04:12,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-15 00:04:12,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-15 00:04:12,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-15 00:04:12,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-15 00:04:12,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-15 00:04:12,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/1) ... [2021-07-15 00:04:12,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-15 00:04:12,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-15 00:04:12,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-15 00:04:12,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-15 00:04:12,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (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 [2021-07-15 00:04:12,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThreadWithAssert given in one single declaration [2021-07-15 00:04:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThreadWithAssert [2021-07-15 00:04:12,811 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThreadWithAssert [2021-07-15 00:04:12,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-15 00:04:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-15 00:04:12,811 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-15 00:04:12,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-15 00:04:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-15 00:04:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-15 00:04:12,813 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-15 00:04:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-15 00:04:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-15 00:04:12,814 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-15 00:04:12,969 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-15 00:04:12,969 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-15 00:04:12,970 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadWithAssertEXIT is neither atomic block end nor error location. [2021-07-15 00:04:12,970 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-15 00:04:12,971 INFO L202 PluginConnector]: Adding new model bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.07 12:04:12 BoogieIcfgContainer [2021-07-15 00:04:12,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-15 00:04:12,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-15 00:04:12,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-15 00:04:12,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-15 00:04:12,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.07 12:04:12" (1/2) ... [2021-07-15 00:04:12,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431a8185 and model type bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.07 12:04:12, skipping insertion in model container [2021-07-15 00:04:12,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.07 12:04:12" (2/2) ... [2021-07-15 00:04:12,976 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-correct02.bpl [2021-07-15 00:04:12,980 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-15 00:04:12,980 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-15 00:04:12,980 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-15 00:04:12,980 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-15 00:04:12,998 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-15 00:04:13,013 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 [2021-07-15 00:04:13,046 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-15 00:04:13,046 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-15 00:04:13,046 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-15 00:04:13,047 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-15 00:04:13,047 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-15 00:04:13,047 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-15 00:04:13,047 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-15 00:04:13,047 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-15 00:04:13,223 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-15 00:04:13,224 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 [2021-07-15 00:04:13,318 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-15 00:04:13,318 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-15 00:04:13,318 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-15 00:04:13,318 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-15 00:04:13,319 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-15 00:04:13,319 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-15 00:04:13,319 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-15 00:04:13,319 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == DeviceThreadWithAssertThread1of1ForFork1======== [2021-07-15 00:04:13,403 INFO L430 AbstractCegarLoop]: === Iteration 1 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-15 00:04:13,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-15 00:04:13,406 INFO L82 PathProgramCache]: Analyzing trace with hash 2047394797, now seen corresponding path program 1 times [2021-07-15 00:04:13,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-15 00:04:13,412 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473664558] [2021-07-15 00:04:13,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-15 00:04:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-15 00:04:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-15 00:04:13,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-15 00:04:13,502 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473664558] [2021-07-15 00:04:13,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473664558] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-15 00:04:13,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-15 00:04:13,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-15 00:04:13,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083449945] [2021-07-15 00:04:13,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-15 00:04:13,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-15 00:04:13,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-15 00:04:13,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-15 00:04:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,517 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-15 00:04:13,518 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-15 00:04:13,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-15 00:04:13,563 INFO L430 AbstractCegarLoop]: === Iteration 2 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-15 00:04:13,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-15 00:04:13,567 INFO L82 PathProgramCache]: Analyzing trace with hash -35392915, now seen corresponding path program 1 times [2021-07-15 00:04:13,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-15 00:04:13,568 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511790288] [2021-07-15 00:04:13,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-15 00:04:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-15 00:04:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-15 00:04:13,585 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-15 00:04:13,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511790288] [2021-07-15 00:04:13,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511790288] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-15 00:04:13,585 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-15 00:04:13,585 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-15 00:04:13,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455383577] [2021-07-15 00:04:13,587 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-15 00:04:13,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-15 00:04:13,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-15 00:04:13,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-15 00:04:13,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,588 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-15 00:04:13,589 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-07-15 00:04:13,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,628 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-15 00:04:13,628 INFO L430 AbstractCegarLoop]: === Iteration 3 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-15 00:04:13,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-15 00:04:13,629 INFO L82 PathProgramCache]: Analyzing trace with hash -475847825, now seen corresponding path program 1 times [2021-07-15 00:04:13,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-15 00:04:13,629 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367682468] [2021-07-15 00:04:13,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-15 00:04:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-15 00:04:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-15 00:04:13,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-15 00:04:13,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367682468] [2021-07-15 00:04:13,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367682468] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-15 00:04:13,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-15 00:04:13,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-15 00:04:13,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565044301] [2021-07-15 00:04:13,685 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-15 00:04:13,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-15 00:04:13,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-15 00:04:13,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-15 00:04:13,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,685 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-15 00:04:13,685 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-15 00:04:13,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-15 00:04:13,811 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-15 00:04:13,812 INFO L430 AbstractCegarLoop]: === Iteration 4 === [DeviceThreadWithAssertErr0ASSERT_VIOLATIONASSERT]=== [2021-07-15 00:04:13,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-15 00:04:13,814 INFO L82 PathProgramCache]: Analyzing trace with hash 889531819, now seen corresponding path program 1 times [2021-07-15 00:04:13,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-15 00:04:13,814 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73118273] [2021-07-15 00:04:13,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-15 00:04:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-15 00:04:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-15 00:04:13,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-15 00:04:13,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73118273] [2021-07-15 00:04:13,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73118273] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-15 00:04:13,923 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-15 00:04:13,923 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-15 00:04:13,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830061679] [2021-07-15 00:04:13,923 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-15 00:04:13,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-15 00:04:13,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-15 00:04:13,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-07-15 00:04:13,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,925 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-15 00:04:13,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-15 00:04:13,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-15 00:04:13,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-15 00:04:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-15 00:04:13,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-15 00:04:13,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-15 00:04:13,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-15 00:04:14,000 INFO L301 ceAbstractionStarter]: Result for error location DeviceThreadWithAssertThread1of1ForFork1 was SAFE (2/2) [2021-07-15 00:04:14,000 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-15 00:04:14,002 INFO L202 PluginConnector]: Adding new model bluetooth-correct02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.07 12:04:14 BasicIcfg [2021-07-15 00:04:14,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-15 00:04:14,002 INFO L168 Benchmark]: Toolchain (without parser) took 1290.01 ms. Allocated memory is still 191.9 MB. Free memory was 171.9 MB in the beginning and 156.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.1 MB. Max. memory is 8.0 GB. [2021-07-15 00:04:14,002 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 191.9 MB. Free memory is still 172.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-15 00:04:14,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.34 ms. Allocated memory is still 191.9 MB. Free memory was 171.8 MB in the beginning and 170.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-15 00:04:14,003 INFO L168 Benchmark]: Boogie Preprocessor took 12.88 ms. Allocated memory is still 191.9 MB. Free memory was 170.0 MB in the beginning and 169.0 MB in the end (delta: 932.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-15 00:04:14,004 INFO L168 Benchmark]: RCFGBuilder took 216.29 ms. Allocated memory is still 191.9 MB. Free memory was 168.9 MB in the beginning and 154.0 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-15 00:04:14,004 INFO L168 Benchmark]: TraceAbstraction took 1029.33 ms. Allocated memory is still 191.9 MB. Free memory was 153.5 MB in the beginning and 156.2 MB in the end (delta: -2.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-15 00:04:14,005 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 191.9 MB. Free memory is still 172.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 27.34 ms. Allocated memory is still 191.9 MB. Free memory was 171.8 MB in the beginning and 170.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.88 ms. Allocated memory is still 191.9 MB. Free memory was 170.0 MB in the beginning and 169.0 MB in the end (delta: 932.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 216.29 ms. Allocated memory is still 191.9 MB. Free memory was 168.9 MB in the beginning and 154.0 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1029.33 ms. Allocated memory is still 191.9 MB. Free memory was 153.5 MB in the beginning and 156.2 MB in the end (delta: -2.7 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 326, positive: 294, positive conditional: 18, positive unconditional: 276, negative: 32, negative conditional: 13, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 317, positive: 294, positive conditional: 18, positive unconditional: 276, negative: 23, negative conditional: 4, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 317, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 211, positive: 198, positive conditional: 0, positive unconditional: 198, 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: 211, positive: 190, positive conditional: 0, positive unconditional: 190, 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: 126, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 317, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 211, unknown conditional: 0, unknown unconditional: 211] , Statistics on independence cache: Total cache size (in pairs): 211, Positive cache size: 198, Positive conditional cache size: 0, Positive unconditional cache size: 198, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 9 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 149, Number of persistent set computation: 21, Number of trivial persistent sets: 14, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 326, positive: 294, positive conditional: 18, positive unconditional: 276, negative: 32, negative conditional: 13, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 317, positive: 294, positive conditional: 18, positive unconditional: 276, negative: 23, negative conditional: 4, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 317, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 211, positive: 198, positive conditional: 0, positive unconditional: 198, 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: 211, positive: 190, positive conditional: 0, positive unconditional: 190, 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: 126, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 317, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 211, unknown conditional: 0, unknown unconditional: 211] , Statistics on independence cache: Total cache size (in pairs): 211, Positive cache size: 198, Positive conditional cache size: 0, Positive unconditional cache size: 198, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 9 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1383, positive: 1265, positive conditional: 917, positive unconditional: 348, negative: 118, negative conditional: 96, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1318, positive: 1265, positive conditional: 917, positive unconditional: 348, negative: 53, negative conditional: 31, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 1190, positive conditional: 0, positive unconditional: 1190, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 249, positive: 235, positive conditional: 0, positive unconditional: 235, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 249, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1318, positive: 955, positive conditional: 0, positive unconditional: 955, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 249, unknown conditional: 0, unknown unconditional: 249] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73 ], Maximal queried relation: 4, Independence queries for same thread: 65 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 142, Number of persistent set computation: 80, Number of trivial persistent sets: 67, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1383, positive: 1265, positive conditional: 917, positive unconditional: 348, negative: 118, negative conditional: 96, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1318, positive: 1265, positive conditional: 917, positive unconditional: 348, negative: 53, negative conditional: 31, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1318, positive: 1190, positive conditional: 0, positive unconditional: 1190, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 249, positive: 235, positive conditional: 0, positive unconditional: 235, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 249, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1318, positive: 955, positive conditional: 0, positive unconditional: 955, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 249, unknown conditional: 0, unknown unconditional: 249] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73, SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 129, negative conditional: 36, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 23, positive conditional: 9, positive unconditional: 14, negative: 21, negative conditional: 7, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 142, positive: 68, positive conditional: 23, positive unconditional: 46, negative: 73, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 204, positive: 66, positive conditional: 66, positive unconditional: 0, negative: 122, negative conditional: 29, negative unconditional: 93, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 265, Positive cache size: 244, Positive conditional cache size: 9, Positive unconditional cache size: 235, Negative cache size: 21, Negative conditional cache size: 7, Negative unconditional cache size: 14, Eliminated conditions: 73 ], Maximal queried relation: 4, Independence queries for same thread: 65 - 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: 199.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.7ms, PartialOrderReductionTime: 162.4ms, 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: 773.6ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 350.7ms, 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: 5.5ms SsaConstructionTime, 63.6ms SatisfiabilityAnalysisTime, 147.2ms InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 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...