/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-1c3aa5735269c4be989a50fc1da9ea7b9492ef29-1c3aa57 [2021-07-01 13:16:46,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-01 13:16:46,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-01 13:16:46,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-01 13:16:46,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-01 13:16:46,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-01 13:16:46,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-01 13:16:46,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-01 13:16:46,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-01 13:16:46,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-01 13:16:46,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-01 13:16:46,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-01 13:16:46,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-01 13:16:46,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-01 13:16:46,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-01 13:16:46,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-01 13:16:46,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-01 13:16:46,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-01 13:16:46,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-01 13:16:46,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-01 13:16:46,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-01 13:16:46,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-01 13:16:46,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-01 13:16:46,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-01 13:16:46,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-01 13:16:46,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-01 13:16:46,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-01 13:16:46,646 INFO L138 SettingsManager]: * Use SBE=true [2021-07-01 13:16:46,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-01 13:16:46,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-01 13:16:46,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-01 13:16:46,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-01 13:16:46,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-01 13:16:46,649 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-01 13:16:46,650 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-01 13:16:46,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-01 13:16:46,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-01 13:16:46,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-01 13:16:46,895 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-01 13:16:46,896 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-01 13:16:46,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert03.bpl [2021-07-01 13:16:46,897 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/bluetooth-serverassert03.bpl' [2021-07-01 13:16:46,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-01 13:16:46,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-01 13:16:46,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-01 13:16:46,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-01 13:16:46,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-01 13:16:46,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-01 13:16:46,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-01 13:16:46,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-01 13:16:46,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-01 13:16:46,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/1) ... [2021-07-01 13:16:46,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-01 13:16:46,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-01 13:16:46,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-01 13:16:46,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-01 13:16:46,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (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 13:16:47,038 INFO L124 BoogieDeclarations]: Specification and implementation of procedure DeviceThread given in one single declaration [2021-07-01 13:16:47,038 INFO L130 BoogieDeclarations]: Found specification of procedure DeviceThread [2021-07-01 13:16:47,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DeviceThread [2021-07-01 13:16:47,038 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ServerThread given in one single declaration [2021-07-01 13:16:47,038 INFO L130 BoogieDeclarations]: Found specification of procedure ServerThread [2021-07-01 13:16:47,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ServerThread [2021-07-01 13:16:47,039 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-01 13:16:47,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-01 13:16:47,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-01 13:16:47,040 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 13:16:47,235 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-01 13:16:47,235 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-07-01 13:16:47,236 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: DeviceThreadEXIT is neither atomic block end nor error location. [2021-07-01 13:16:47,237 INFO L202 PluginConnector]: Adding new model bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:16:47 BoogieIcfgContainer [2021-07-01 13:16:47,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-01 13:16:47,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-01 13:16:47,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-01 13:16:47,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-01 13:16:47,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.07 01:16:46" (1/2) ... [2021-07-01 13:16:47,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a86c5b0 and model type bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 01:16:47, skipping insertion in model container [2021-07-01 13:16:47,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 01:16:47" (2/2) ... [2021-07-01 13:16:47,242 INFO L111 eAbstractionObserver]: Analyzing ICFG bluetooth-serverassert03.bpl [2021-07-01 13:16:47,246 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-01 13:16:47,246 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-01 13:16:47,246 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-01 13:16:47,246 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-01 13:16:47,299 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-01 13:16:47,329 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 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 13:16:47,422 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:16:47,422 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:16:47,423 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:16:47,423 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:16:47,423 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:16:47,423 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:16:47,423 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:16:47,423 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ServerThreadThread1of1ForFork0======== [2021-07-01 13:16:47,719 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:16:47,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:16:47,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1086590562, now seen corresponding path program 1 times [2021-07-01 13:16:47,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:16:47,731 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496588295] [2021-07-01 13:16:47,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:16:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:47,823 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 13:16:47,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:16:47,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496588295] [2021-07-01 13:16:47,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496588295] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:16:47,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:16:47,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-01 13:16:47,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2772527] [2021-07-01 13:16:47,828 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-01 13:16:47,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:16:47,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-01 13:16:47,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-01 13:16:47,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:47,842 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:16:47,844 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 13:16:47,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:47,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:47,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-01 13:16:47,886 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:16:47,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:16:47,890 INFO L82 PathProgramCache]: Analyzing trace with hash 803415421, now seen corresponding path program 1 times [2021-07-01 13:16:47,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:16:47,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896733071] [2021-07-01 13:16:47,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:16:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:47,951 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 13:16:47,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:16:47,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896733071] [2021-07-01 13:16:47,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896733071] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:16:47,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:16:47,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-01 13:16:47,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084985985] [2021-07-01 13:16:47,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-01 13:16:47,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:16:47,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-01 13:16:47,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-01 13:16:47,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:47,954 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:16:47,954 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.25) 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 13:16:47,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:47,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:48,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:48,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:48,122 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-01 13:16:48,122 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:16:48,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:16:48,122 INFO L82 PathProgramCache]: Analyzing trace with hash -577022650, now seen corresponding path program 1 times [2021-07-01 13:16:48,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:16:48,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459285211] [2021-07-01 13:16:48,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:16:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:16:48,211 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:16:48,211 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459285211] [2021-07-01 13:16:48,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459285211] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:16:48,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184042357] [2021-07-01 13:16:48,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:16:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:48,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-01 13:16:48,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 13:16:48,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-01 13:16:48,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184042357] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:16:48,371 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 13:16:48,371 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-07-01 13:16:48,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925435807] [2021-07-01 13:16:48,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-01 13:16:48,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:16:48,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-01 13:16:48,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-01 13:16:48,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:48,372 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:16:48,372 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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 13:16:48,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:48,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:48,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:48,801 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:16:48,802 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:16:48,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:16:48,802 INFO L82 PathProgramCache]: Analyzing trace with hash 847465214, now seen corresponding path program 1 times [2021-07-01 13:16:48,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:16:48,802 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326738292] [2021-07-01 13:16:48,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:16:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 13:16:48,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:16:48,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326738292] [2021-07-01 13:16:48,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326738292] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:16:48,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023328516] [2021-07-01 13:16:48,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:16:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:48,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-01 13:16:48,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-01 13:16:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-01 13:16:49,026 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023328516] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-01 13:16:49,026 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-01 13:16:49,026 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-07-01 13:16:49,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817009496] [2021-07-01 13:16:49,027 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-01 13:16:49,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:16:49,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-01 13:16:49,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-01 13:16:49,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:49,028 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:16:49,028 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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 13:16:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:16:49,448 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-01 13:16:49,448 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ServerThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-07-01 13:16:49,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-01 13:16:49,449 INFO L82 PathProgramCache]: Analyzing trace with hash 944331415, now seen corresponding path program 1 times [2021-07-01 13:16:49,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-01 13:16:49,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610724832] [2021-07-01 13:16:49,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-01 13:16:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-01 13:16:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-01 13:16:49,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-01 13:16:49,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610724832] [2021-07-01 13:16:49,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610724832] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-01 13:16:49,525 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-01 13:16:49,525 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-01 13:16:49,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516466599] [2021-07-01 13:16:49,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-01 13:16:49,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-01 13:16:49,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-01 13:16:49,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-07-01 13:16:49,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:49,527 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-01 13:16:49,527 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 7 states have internal predecessors, (22), 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 13:16:49,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:49,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:49,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:49,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:16:49,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-01 13:16:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-01 13:16:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-01 13:16:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-01 13:16:49,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-01 13:16:49,831 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-01 13:16:49,835 INFO L301 ceAbstractionStarter]: Result for error location ServerThreadThread1of1ForFork0 was SAFE (1/2) [2021-07-01 13:16:49,836 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-01 13:16:49,840 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-01 13:16:49,840 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-01 13:16:49,840 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-01 13:16:49,841 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-01 13:16:49,841 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-01 13:16:49,841 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-01 13:16:49,841 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-01 13:16:49,841 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-01 13:16:49,938 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2021-07-01 13:16:49,938 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-01 13:16:49,940 INFO L202 PluginConnector]: Adding new model bluetooth-serverassert03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 01:16:49 BasicIcfg [2021-07-01 13:16:49,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-01 13:16:49,940 INFO L168 Benchmark]: Toolchain (without parser) took 3002.09 ms. Allocated memory was 186.6 MB in the beginning and 305.1 MB in the end (delta: 118.5 MB). Free memory was 166.8 MB in the beginning and 159.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:16:49,940 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 186.6 MB. Free memory is still 167.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-01 13:16:49,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.70 ms. Allocated memory is still 186.6 MB. Free memory was 166.8 MB in the beginning and 164.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-01 13:16:49,941 INFO L168 Benchmark]: Boogie Preprocessor took 12.45 ms. Allocated memory is still 186.6 MB. Free memory was 164.9 MB in the beginning and 164.0 MB in the end (delta: 864.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-01 13:16:49,941 INFO L168 Benchmark]: RCFGBuilder took 248.06 ms. Allocated memory is still 186.6 MB. Free memory was 164.0 MB in the beginning and 151.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-01 13:16:49,941 INFO L168 Benchmark]: TraceAbstraction took 2701.39 ms. Allocated memory was 186.6 MB in the beginning and 305.1 MB in the end (delta: 118.5 MB). Free memory was 150.7 MB in the beginning and 159.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 8.0 GB. [2021-07-01 13:16:49,941 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 0.10 ms. Allocated memory is still 186.6 MB. Free memory is still 167.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 36.70 ms. Allocated memory is still 186.6 MB. Free memory was 166.8 MB in the beginning and 164.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.45 ms. Allocated memory is still 186.6 MB. Free memory was 164.9 MB in the beginning and 164.0 MB in the end (delta: 864.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 248.06 ms. Allocated memory is still 186.6 MB. Free memory was 164.0 MB in the beginning and 151.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2701.39 ms. Allocated memory was 186.6 MB in the beginning and 305.1 MB in the end (delta: 118.5 MB). Free memory was 150.7 MB in the beginning and 159.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 110.3 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: 11169, positive: 10004, positive conditional: 9690, positive unconditional: 314, negative: 1165, negative conditional: 1115, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10275, positive: 10004, positive conditional: 9690, positive unconditional: 314, negative: 271, negative conditional: 221, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10275, positive: 8858, positive conditional: 0, positive unconditional: 8858, negative: 1417, negative conditional: 0, negative unconditional: 1417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 324, positive: 291, positive conditional: 0, positive unconditional: 291, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 324, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10275, positive: 8567, positive conditional: 0, positive unconditional: 8567, negative: 1384, negative conditional: 0, negative unconditional: 1384, unknown: 324, unknown conditional: 0, unknown unconditional: 324] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846 ], Maximal queried relation: 5, Independence queries for same thread: 894 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 620, Number of persistent set computation: 5281, Number of trivial persistent sets: 5262, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11169, positive: 10004, positive conditional: 9690, positive unconditional: 314, negative: 1165, negative conditional: 1115, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10275, positive: 10004, positive conditional: 9690, positive unconditional: 314, negative: 271, negative conditional: 221, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10275, positive: 8858, positive conditional: 0, positive unconditional: 8858, negative: 1417, negative conditional: 0, negative unconditional: 1417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 324, positive: 291, positive conditional: 0, positive unconditional: 291, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 324, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10275, positive: 8567, positive conditional: 0, positive unconditional: 8567, negative: 1384, negative conditional: 0, negative unconditional: 1384, unknown: 324, unknown conditional: 0, unknown unconditional: 324] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846, SemanticConditionEliminator.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2666, positive: 1146, positive conditional: 1146, positive unconditional: 0, negative: 1520, negative conditional: 636, negative unconditional: 884, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 135, positive: 58, positive conditional: 38, positive unconditional: 20, negative: 77, negative conditional: 44, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 321, positive: 119, positive conditional: 59, positive unconditional: 60, negative: 202, negative conditional: 53, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2666, positive: 1108, positive conditional: 1108, positive unconditional: 0, negative: 1476, negative conditional: 592, negative unconditional: 884, unknown: 82, unknown conditional: 82, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 406, Positive cache size: 329, Positive conditional cache size: 38, Positive unconditional cache size: 291, Negative cache size: 77, Negative conditional cache size: 44, Negative unconditional cache size: 33, Eliminated conditions: 846 ], Maximal queried relation: 5, Independence queries for same thread: 894 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1167, positive: 810, positive conditional: 517, positive unconditional: 293, negative: 357, negative conditional: 315, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1002, positive: 810, positive conditional: 517, positive unconditional: 293, negative: 192, negative conditional: 150, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1002, positive: 810, positive conditional: 0, positive unconditional: 810, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 302, positive: 265, positive conditional: 0, positive unconditional: 265, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 302, positive: 251, positive conditional: 0, positive unconditional: 251, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1002, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 302, unknown conditional: 0, unknown unconditional: 302] , Statistics on independence cache: Total cache size (in pairs): 302, Positive cache size: 265, Positive conditional cache size: 0, Positive unconditional cache size: 265, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 ], Maximal queried relation: 0, Independence queries for same thread: 165 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 79, Number of persistent set computation: 667, Number of trivial persistent sets: 657, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1167, positive: 810, positive conditional: 517, positive unconditional: 293, negative: 357, negative conditional: 315, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1002, positive: 810, positive conditional: 517, positive unconditional: 293, negative: 192, negative conditional: 150, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1002, positive: 810, positive conditional: 0, positive unconditional: 810, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 302, positive: 265, positive conditional: 0, positive unconditional: 265, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 302, positive: 251, positive conditional: 0, positive unconditional: 251, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1002, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 302, unknown conditional: 0, unknown unconditional: 302] , Statistics on independence cache: Total cache size (in pairs): 302, Positive cache size: 265, Positive conditional cache size: 0, Positive unconditional cache size: 265, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 ], Maximal queried relation: 0, Independence queries for same thread: 165 - PositiveResult [Line: 72]: 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: ServerThreadThread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 42 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2496.1ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.7ms, PartialOrderReductionTime: 1207.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, 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: 13.8ms SsaConstructionTime, 58.3ms SatisfiabilityAnalysisTime, 501.8ms InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 689 SizeOfPredicates, 2 NumberOfNonLiveVariables, 88 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 11/25 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 42 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 100.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.5ms, PartialOrderReductionTime: 95.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...