/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/popl20-bad/threaded-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 19:05:47,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 19:05:47,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 19:05:47,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 19:05:47,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 19:05:47,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 19:05:47,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 19:05:47,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 19:05:47,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 19:05:47,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 19:05:47,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 19:05:47,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 19:05:47,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 19:05:47,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 19:05:47,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 19:05:47,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 19:05:47,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 19:05:47,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 19:05:47,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 19:05:47,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 19:05:47,378 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 [2021-07-14 19:05:47,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 19:05:47,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 19:05:47,392 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 19:05:47,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 19:05:47,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 19:05:47,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 19:05:47,393 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 19:05:47,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 19:05:47,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 19:05:47,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 19:05:47,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 19:05:47,395 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 19:05:47,396 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 19:05:47,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 19:05:47,396 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 19:05:47,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 19:05:47,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 19:05:47,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 19:05:47,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 19:05:47,677 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 19:05:47,678 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 19:05:47,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl [2021-07-14 19:05:47,678 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl' [2021-07-14 19:05:47,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 19:05:47,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 19:05:47,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 19:05:47,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 19:05:47,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 19:05:47,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 19:05:47,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 19:05:47,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 19:05:47,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 19:05:47,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... [2021-07-14 19:05:47,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 19:05:47,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 19:05:47,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 19:05:47,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 19:05:47,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 19:05:47,789 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 19:05:47,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 19:05:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 19:05:47,790 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 19:05:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 19:05:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 19:05:47,790 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 19:05:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 19:05:47,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 19:05:47,791 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 19:05:47,977 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 19:05:47,978 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 19:05:47,979 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 07:05:47 BoogieIcfgContainer [2021-07-14 19:05:47,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 19:05:47,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 19:05:47,980 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 19:05:47,982 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 19:05:47,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 07:05:47" (1/2) ... [2021-07-14 19:05:47,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a2831a4 and model type threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 07:05:47, skipping insertion in model container [2021-07-14 19:05:47,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 07:05:47" (2/2) ... [2021-07-14 19:05:47,984 INFO L111 eAbstractionObserver]: Analyzing ICFG threaded-sum-2.wvr.bpl [2021-07-14 19:05:47,987 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 19:05:47,987 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 19:05:48,001 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 19:05:48,001 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 19:05:48,048 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 19:05:48,063 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 19:05:48,152 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 19:05:48,152 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 19:05:48,152 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 19:05:48,152 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 19:05:48,152 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 19:05:48,152 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 19:05:48,153 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 19:05:48,153 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 19:05:48,267 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:48,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:48,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1405208830, now seen corresponding path program 1 times [2021-07-14 19:05:48,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:48,279 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559337951] [2021-07-14 19:05:48,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:48,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 19:05:48,371 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:48,371 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559337951] [2021-07-14 19:05:48,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559337951] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 19:05:48,371 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 19:05:48,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 19:05:48,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98668069] [2021-07-14 19:05:48,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 19:05:48,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:48,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 19:05:48,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 19:05:48,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:48,401 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:48,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,429 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 19:05:48,429 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:48,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:48,430 INFO L82 PathProgramCache]: Analyzing trace with hash -996771086, now seen corresponding path program 2 times [2021-07-14 19:05:48,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:48,430 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788894452] [2021-07-14 19:05:48,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 19:05:48,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:48,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788894452] [2021-07-14 19:05:48,448 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788894452] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 19:05:48,448 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 19:05:48,448 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 19:05:48,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362577334] [2021-07-14 19:05:48,449 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 19:05:48,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:48,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 19:05:48,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 19:05:48,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,450 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:48,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:48,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,462 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 19:05:48,463 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:48,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:48,463 INFO L82 PathProgramCache]: Analyzing trace with hash 693625410, now seen corresponding path program 3 times [2021-07-14 19:05:48,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:48,463 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751554844] [2021-07-14 19:05:48,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 19:05:48,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:48,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751554844] [2021-07-14 19:05:48,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751554844] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 19:05:48,499 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 19:05:48,499 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 19:05:48,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413635520] [2021-07-14 19:05:48,500 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 19:05:48,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:48,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 19:05:48,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-14 19:05:48,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,501 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:48,501 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:48,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:48,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:48,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:48,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 19:05:48,526 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:48,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:48,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1513148412, now seen corresponding path program 4 times [2021-07-14 19:05:48,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:48,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273928973] [2021-07-14 19:05:48,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:48,680 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:48,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273928973] [2021-07-14 19:05:48,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273928973] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:48,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1955228940] [2021-07-14 19:05:48,680 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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 [2021-07-14 19:05:48,708 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 19:05:48,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:05:48,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 19:05:48,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:05:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:49,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1955228940] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:49,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:05:49,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-14 19:05:49,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949881668] [2021-07-14 19:05:49,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 19:05:49,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:49,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 19:05:49,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-07-14 19:05:49,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:49,064 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:49,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.0) internal successors, (42), 20 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:49,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:49,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:49,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:49,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:49,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:49,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:49,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:49,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:49,383 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:49,383 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:49,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:49,384 INFO L82 PathProgramCache]: Analyzing trace with hash -631985922, now seen corresponding path program 5 times [2021-07-14 19:05:49,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:49,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341992455] [2021-07-14 19:05:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-14 19:05:49,627 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:49,627 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341992455] [2021-07-14 19:05:49,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341992455] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:49,627 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908434476] [2021-07-14 19:05:49,627 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 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 [2021-07-14 19:05:49,653 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 19:05:49,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:05:49,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 19:05:49,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:05:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:50,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908434476] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:50,413 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:05:50,413 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 24 [2021-07-14 19:05:50,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280532202] [2021-07-14 19:05:50,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 19:05:50,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:50,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 19:05:50,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2021-07-14 19:05:50,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:50,415 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:50,415 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.04) internal successors, (51), 24 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:50,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:50,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:50,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:51,018 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:51,018 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:51,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 31254650, now seen corresponding path program 6 times [2021-07-14 19:05:51,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:51,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222222188] [2021-07-14 19:05:51,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 19:05:51,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:51,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222222188] [2021-07-14 19:05:51,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222222188] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:51,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311789615] [2021-07-14 19:05:51,350 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:51,386 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-14 19:05:51,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:05:51,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-14 19:05:51,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:05:51,963 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2021-07-14 19:05:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:52,226 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311789615] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:52,226 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:05:52,227 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 26 [2021-07-14 19:05:52,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431342293] [2021-07-14 19:05:52,227 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 19:05:52,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:52,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 19:05:52,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=592, Unknown=0, NotChecked=0, Total=702 [2021-07-14 19:05:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:52,228 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:52,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.037037037037037) internal successors, (55), 26 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:52,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:52,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:52,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:52,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:52,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:52,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:52,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 19:05:52,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:52,661 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:52,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:52,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1851567470, now seen corresponding path program 7 times [2021-07-14 19:05:52,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:52,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530307242] [2021-07-14 19:05:52,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:53,053 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-07-14 19:05:53,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:53,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530307242] [2021-07-14 19:05:53,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530307242] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:53,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192636111] [2021-07-14 19:05:53,054 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:53,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 26 conjunts are in the unsatisfiable core [2021-07-14 19:05:53,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:05:53,725 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 51 [2021-07-14 19:05:54,225 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-07-14 19:05:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:54,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1192636111] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:54,434 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:05:54,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 20] total 32 [2021-07-14 19:05:54,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663298862] [2021-07-14 19:05:54,434 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-07-14 19:05:54,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:54,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-07-14 19:05:54,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=913, Unknown=0, NotChecked=0, Total=1056 [2021-07-14 19:05:54,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:54,435 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:54,435 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.9696969696969697) internal successors, (65), 32 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:54,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 19:05:54,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:56,566 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 19:05:56,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-14 19:05:57,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-07-14 19:05:57,011 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 19:05:57,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 19:05:57,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1425512110, now seen corresponding path program 8 times [2021-07-14 19:05:57,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 19:05:57,012 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388398832] [2021-07-14 19:05:57,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 19:05:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 19:05:57,388 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-07-14 19:05:57,388 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 19:05:57,388 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388398832] [2021-07-14 19:05:57,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388398832] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:57,388 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040034484] [2021-07-14 19:05:57,388 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:05:57,448 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 19:05:57,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 19:05:57,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 19:05:57,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 19:05:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 19:05:58,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040034484] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 19:05:58,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 19:05:58,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 22] total 33 [2021-07-14 19:05:58,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398551458] [2021-07-14 19:05:58,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-07-14 19:05:58,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 19:05:58,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-07-14 19:05:58,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1001, Unknown=0, NotChecked=0, Total=1122 [2021-07-14 19:05:58,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:05:58,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 19:05:58,956 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.0588235294117645) internal successors, (70), 33 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-07-14 19:05:58,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 19:06:01,277 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2021-07-14 19:06:01,695 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-07-14 19:06:02,060 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 55 [2021-07-14 19:06:03,609 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2021-07-14 19:06:03,874 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-07-14 19:06:04,008 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2021-07-14 19:06:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:06:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 19:06:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 19:06:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 19:06:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 19:06:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 19:06:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-14 19:06:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-07-14 19:06:05,325 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 19:06:05,333 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 19:06:05,335 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 07:06:05 BasicIcfg [2021-07-14 19:06:05,335 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 19:06:05,335 INFO L168 Benchmark]: Toolchain (without parser) took 17634.82 ms. Allocated memory was 189.8 MB in the beginning and 579.9 MB in the end (delta: 390.1 MB). Free memory was 170.9 MB in the beginning and 348.2 MB in the end (delta: -177.4 MB). Peak memory consumption was 214.3 MB. Max. memory is 8.0 GB. [2021-07-14 19:06:05,335 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 189.8 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 19:06:05,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.00 ms. Allocated memory is still 189.8 MB. Free memory was 170.7 MB in the beginning and 169.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 19:06:05,335 INFO L168 Benchmark]: Boogie Preprocessor took 11.75 ms. Allocated memory is still 189.8 MB. Free memory was 169.3 MB in the beginning and 168.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 19:06:05,335 INFO L168 Benchmark]: RCFGBuilder took 247.71 ms. Allocated memory is still 189.8 MB. Free memory was 168.3 MB in the beginning and 156.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 19:06:05,335 INFO L168 Benchmark]: TraceAbstraction took 17354.52 ms. Allocated memory was 189.8 MB in the beginning and 579.9 MB in the end (delta: 390.1 MB). Free memory was 155.7 MB in the beginning and 348.2 MB in the end (delta: -192.5 MB). Peak memory consumption was 198.5 MB. Max. memory is 8.0 GB. [2021-07-14 19:06:05,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 189.8 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 17.00 ms. Allocated memory is still 189.8 MB. Free memory was 170.7 MB in the beginning and 169.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.75 ms. Allocated memory is still 189.8 MB. Free memory was 169.3 MB in the beginning and 168.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 247.71 ms. Allocated memory is still 189.8 MB. Free memory was 168.3 MB in the beginning and 156.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17354.52 ms. Allocated memory was 189.8 MB in the beginning and 579.9 MB in the end (delta: 390.1 MB). Free memory was 155.7 MB in the beginning and 348.2 MB in the end (delta: -192.5 MB). Peak memory consumption was 198.5 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: 1275, positive: 957, positive conditional: 840, positive unconditional: 117, negative: 318, negative conditional: 310, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1023, positive: 957, positive conditional: 840, positive unconditional: 117, negative: 66, negative conditional: 58, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1023, positive: 879, positive conditional: 0, positive unconditional: 879, negative: 144, negative conditional: 0, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 98, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 98, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1023, positive: 787, positive conditional: 0, positive unconditional: 787, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 98, unknown conditional: 0, unknown unconditional: 98] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229 ], Maximal queried relation: 8, Independence queries for same thread: 252 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 92, Number of persistent set computation: 30, Number of trivial persistent sets: 21, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1275, positive: 957, positive conditional: 840, positive unconditional: 117, negative: 318, negative conditional: 310, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1023, positive: 957, positive conditional: 840, positive unconditional: 117, negative: 66, negative conditional: 58, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1023, positive: 879, positive conditional: 0, positive unconditional: 879, negative: 144, negative conditional: 0, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 98, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 98, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1023, positive: 787, positive conditional: 0, positive unconditional: 787, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 98, unknown conditional: 0, unknown unconditional: 98] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229, SemanticConditionEliminator.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 579, positive: 78, positive conditional: 78, positive unconditional: 0, negative: 501, negative conditional: 262, negative unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 6, positive conditional: 3, positive unconditional: 3, negative: 64, negative conditional: 58, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 169, negative conditional: 112, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 579, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 443, negative conditional: 204, negative unconditional: 239, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 159, Positive cache size: 95, Positive conditional cache size: 3, Positive unconditional cache size: 92, Negative cache size: 64, Negative conditional cache size: 58, Negative unconditional cache size: 6, Eliminated conditions: 229 ], Maximal queried relation: 8, Independence queries for same thread: 252 - PositiveResult [Line: 55]: 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 5 procedures, 34 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17243.2ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.5ms, PartialOrderReductionTime: 9385.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 199, 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: 27.8ms SsaConstructionTime, 147.8ms SatisfiabilityAnalysisTime, 6276.6ms InterpolantComputationTime, 391 NumberOfCodeBlocks, 391 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 12412 SizeOfPredicates, 25 NumberOfNonLiveVariables, 248 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 95/596 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...