/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy10.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 10:43:26,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 10:43:26,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 10:43:26,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 10:43:27,059 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-Lockstep.epf [2021-06-17 10:43:27,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 10:43:27,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 10:43:27,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 10:43:27,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 10:43:27,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 10:43:27,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 10:43:27,099 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 10:43:27,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 10:43:27,100 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 10:43:27,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 10:43:27,101 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 10:43:27,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 10:43:27,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 10:43:27,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 10:43:27,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 10:43:27,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 10:43:27,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 10:43:27,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 10:43:27,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:43:27,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 10:43:27,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 10:43:27,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 10:43:27,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 10:43:27,104 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 10:43:27,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 10:43:27,104 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 10:43:27,104 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 10:43:27,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 10:43:27,105 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 10:43:27,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 10:43:27,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 10:43:27,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 10:43:27,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 10:43:27,467 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 10:43:27,468 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 10:43:27,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy10.wvr.bpl [2021-06-17 10:43:27,469 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/easy10.wvr.bpl' [2021-06-17 10:43:27,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 10:43:27,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 10:43:27,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 10:43:27,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 10:43:27,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 10:43:27,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 10:43:27,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 10:43:27,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 10:43:27,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 10:43:27,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/1) ... [2021-06-17 10:43:27,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 10:43:27,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 10:43:27,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 10:43:27,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 10:43:27,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (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 [2021-06-17 10:43:27,639 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 10:43:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 10:43:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 10:43:27,640 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 10:43:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 10:43:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 10:43:27,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 10:43:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 10:43:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 10:43:27,641 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-17 10:43:27,641 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-17 10:43:27,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-17 10:43:27,642 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-17 10:43:27,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-17 10:43:27,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-17 10:43:27,643 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 10:43:27,846 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 10:43:27,846 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 10:43:27,848 INFO L202 PluginConnector]: Adding new model easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:43:27 BoogieIcfgContainer [2021-06-17 10:43:27,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 10:43:27,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 10:43:27,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 10:43:27,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 10:43:27,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:43:27" (1/2) ... [2021-06-17 10:43:27,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1418c45e and model type easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 10:43:27, skipping insertion in model container [2021-06-17 10:43:27,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:43:27" (2/2) ... [2021-06-17 10:43:27,855 INFO L111 eAbstractionObserver]: Analyzing ICFG easy10.wvr.bpl [2021-06-17 10:43:27,860 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 10:43:27,860 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 10:43:27,860 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 10:43:27,861 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 10:43:27,903 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-17 10:43:27,922 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-17 10:43:27,968 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 10:43:27,968 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 10:43:27,968 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 10:43:27,968 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 10:43:27,968 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 10:43:27,968 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 10:43:27,969 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 10:43:27,969 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 10:43:28,228 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:28,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:28,249 INFO L82 PathProgramCache]: Analyzing trace with hash -230583764, now seen corresponding path program 1 times [2021-06-17 10:43:28,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:28,262 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840332466] [2021-06-17 10:43:28,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:28,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:28,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840332466] [2021-06-17 10:43:28,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840332466] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:28,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:28,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 10:43:28,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286664169] [2021-06-17 10:43:28,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:28,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:28,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:28,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:28,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:28,427 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:28,429 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:28,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:28,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:28,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 10:43:28,488 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:28,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:28,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1758236530, now seen corresponding path program 2 times [2021-06-17 10:43:28,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:28,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566318606] [2021-06-17 10:43:28,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:28,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:28,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566318606] [2021-06-17 10:43:28,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566318606] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:28,535 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:28,535 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 10:43:28,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477619823] [2021-06-17 10:43:28,539 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:28,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:28,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:28,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:28,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:28,540 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:28,541 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:28,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:28,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:28,590 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 10:43:28,590 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:28,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:28,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1903323514, now seen corresponding path program 3 times [2021-06-17 10:43:28,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:28,592 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95811912] [2021-06-17 10:43:28,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:29,044 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:29,044 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95811912] [2021-06-17 10:43:29,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95811912] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:29,045 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:29,045 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-17 10:43:29,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229395586] [2021-06-17 10:43:29,046 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-17 10:43:29,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:29,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-17 10:43:29,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2021-06-17 10:43:29,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:29,048 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:29,048 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.4375) internal successors, (39), 15 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:29,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:30,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-17 10:43:30,175 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 10:43:30,175 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:30,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:30,176 INFO L82 PathProgramCache]: Analyzing trace with hash 449406094, now seen corresponding path program 4 times [2021-06-17 10:43:30,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:30,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350900032] [2021-06-17 10:43:30,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:30,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:30,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350900032] [2021-06-17 10:43:30,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350900032] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:30,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:30,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 10:43:30,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283796027] [2021-06-17 10:43:30,222 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:30,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:30,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:30,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:30,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:30,223 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:30,223 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:30,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-17 10:43:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:30,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-17 10:43:30,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,389 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 10:43:30,389 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:43:30,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:43:30,389 INFO L82 PathProgramCache]: Analyzing trace with hash -447080180, now seen corresponding path program 5 times [2021-06-17 10:43:30,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:43:30,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735845706] [2021-06-17 10:43:30,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:43:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:43:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:43:30,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:43:30,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735845706] [2021-06-17 10:43:30,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735845706] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 10:43:30,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 10:43:30,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 10:43:30,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343729365] [2021-06-17 10:43:30,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-17 10:43:30,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:43:30,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-17 10:43:30,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-17 10:43:30,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:30,408 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:43:30,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:43:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-17 10:43:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:43:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-17 10:43:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-17 10:43:30,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 10:43:30,525 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 10:43:30,527 INFO L202 PluginConnector]: Adding new model easy10.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 10:43:30 BasicIcfg [2021-06-17 10:43:30,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 10:43:30,529 INFO L168 Benchmark]: Toolchain (without parser) took 3009.84 ms. Allocated memory was 221.2 MB in the beginning and 291.5 MB in the end (delta: 70.3 MB). Free memory was 200.8 MB in the beginning and 148.7 MB in the end (delta: 52.2 MB). Peak memory consumption was 121.0 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:30,529 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 221.2 MB. Free memory was 202.1 MB in the beginning and 201.9 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 10:43:30,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.62 ms. Allocated memory is still 221.2 MB. Free memory was 200.8 MB in the beginning and 199.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:30,530 INFO L168 Benchmark]: Boogie Preprocessor took 20.41 ms. Allocated memory is still 221.2 MB. Free memory was 199.4 MB in the beginning and 198.4 MB in the end (delta: 974.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:30,530 INFO L168 Benchmark]: RCFGBuilder took 279.06 ms. Allocated memory is still 221.2 MB. Free memory was 198.3 MB in the beginning and 185.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:30,530 INFO L168 Benchmark]: TraceAbstraction took 2678.17 ms. Allocated memory was 221.2 MB in the beginning and 291.5 MB in the end (delta: 70.3 MB). Free memory was 184.9 MB in the beginning and 148.7 MB in the end (delta: 36.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:30,531 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 0.15 ms. Allocated memory is still 221.2 MB. Free memory was 202.1 MB in the beginning and 201.9 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.62 ms. Allocated memory is still 221.2 MB. Free memory was 200.8 MB in the beginning and 199.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.41 ms. Allocated memory is still 221.2 MB. Free memory was 199.4 MB in the beginning and 198.4 MB in the end (delta: 974.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 279.06 ms. Allocated memory is still 221.2 MB. Free memory was 198.3 MB in the beginning and 185.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2678.17 ms. Allocated memory was 221.2 MB in the beginning and 291.5 MB in the end (delta: 70.3 MB). Free memory was 184.9 MB in the beginning and 148.7 MB in the end (delta: 36.2 MB). Peak memory consumption was 105.3 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: 4473, positive: 4388, positive conditional: 2762, positive unconditional: 1626, negative: 85, negative conditional: 53, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4473, positive: 4388, positive conditional: 2762, positive unconditional: 1626, negative: 85, negative conditional: 53, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4473, positive: 4388, positive conditional: 0, positive unconditional: 4388, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 976, positive: 964, positive conditional: 0, positive unconditional: 964, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 976, positive: 962, positive conditional: 0, positive unconditional: 962, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4473, positive: 3424, positive conditional: 0, positive unconditional: 3424, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 976, unknown conditional: 0, unknown unconditional: 976] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121 ], Maximal queried relation: 5, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 396, Number of persistent set computation: 1456, Number of trivial persistent sets: 1175, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4473, positive: 4388, positive conditional: 2762, positive unconditional: 1626, negative: 85, negative conditional: 53, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4473, positive: 4388, positive conditional: 2762, positive unconditional: 1626, negative: 85, negative conditional: 53, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4473, positive: 4388, positive conditional: 0, positive unconditional: 4388, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 976, positive: 964, positive conditional: 0, positive unconditional: 964, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 976, positive: 962, positive conditional: 0, positive unconditional: 962, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4473, positive: 3424, positive conditional: 0, positive unconditional: 3424, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 976, unknown conditional: 0, unknown unconditional: 976] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121, SemanticConditionEliminator.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 223, negative conditional: 33, negative unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 93, negative conditional: 4, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 223, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 221, negative conditional: 31, negative unconditional: 190, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 978, Positive cache size: 964, Positive conditional cache size: 0, Positive unconditional cache size: 964, Negative cache size: 14, Negative conditional cache size: 2, Negative unconditional cache size: 12, Eliminated conditions: 121 ], Maximal queried relation: 5, Independence queries for same thread: 0 - PositiveResult [Line: 79]: 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 9 procedures, 82 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2587.1ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 1753.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 17.5ms SsaConstructionTime, 77.1ms SatisfiabilityAnalysisTime, 526.5ms InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 775 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...