/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/figure1-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 21:12:40,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 21:12:40,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 21:12:40,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 21:12:40,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 21:12:40,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 21:12:40,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 21:12:40,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 21:12:40,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 21:12:40,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 21:12:40,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 21:12:40,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 21:12:40,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 21:12:40,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 21:12:40,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 21:12:40,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 21:12:40,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 21:12:40,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-14 21:12:40,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 21:12:40,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 21:12:40,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 21:12:40,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 21:12:40,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 21:12:40,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 21:12:40,530 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 21:12:40,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 21:12:40,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 21:12:40,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 21:12:40,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 21:12:40,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 21:12:40,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 21:12:40,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 21:12:40,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 21:12:40,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 21:12:40,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 21:12:40,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 21:12:40,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 21:12:40,860 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 21:12:40,862 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 21:12:40,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/figure1-alt.wvr.bpl [2021-06-14 21:12:40,862 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/figure1-alt.wvr.bpl' [2021-06-14 21:12:40,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 21:12:40,891 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 21:12:40,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 21:12:40,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 21:12:40,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 21:12:40,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 21:12:40,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 21:12:40,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 21:12:40,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 21:12:40,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... [2021-06-14 21:12:40,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 21:12:40,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 21:12:40,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 21:12:40,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 21:12:40,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 21:12:41,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 21:12:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 21:12:41,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 21:12:41,010 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 21:12:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 21:12:41,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 21:12:41,011 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 21:12:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 21:12:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 21:12:41,013 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 21:12:41,150 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 21:12:41,150 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 21:12:41,152 INFO L202 PluginConnector]: Adding new model figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:12:41 BoogieIcfgContainer [2021-06-14 21:12:41,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 21:12:41,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 21:12:41,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 21:12:41,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 21:12:41,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 09:12:40" (1/2) ... [2021-06-14 21:12:41,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183fe773 and model type figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 09:12:41, skipping insertion in model container [2021-06-14 21:12:41,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:12:41" (2/2) ... [2021-06-14 21:12:41,158 INFO L111 eAbstractionObserver]: Analyzing ICFG figure1-alt.wvr.bpl [2021-06-14 21:12:41,162 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 21:12:41,162 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 21:12:41,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 21:12:41,163 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 21:12:41,205 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-14 21:12:41,237 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 [2021-06-14 21:12:41,312 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 21:12:41,312 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 21:12:41,312 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 21:12:41,313 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 21:12:41,313 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 21:12:41,313 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 21:12:41,313 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 21:12:41,313 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 21:12:41,474 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:41,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:41,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1087995191, now seen corresponding path program 1 times [2021-06-14 21:12:41,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:41,489 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450248700] [2021-06-14 21:12:41,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:41,672 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:41,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450248700] [2021-06-14 21:12:41,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450248700] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:41,673 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846763672] [2021-06-14 21:12:41,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:41,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-14 21:12:41,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:41,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [846763672] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:41,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:41,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-14 21:12:41,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950828226] [2021-06-14 21:12:41,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 21:12:41,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:41,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 21:12:41,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-14 21:12:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:41,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:41,881 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:41,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:41,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:42,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-14 21:12:42,149 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:42,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:42,150 INFO L82 PathProgramCache]: Analyzing trace with hash 561837071, now seen corresponding path program 2 times [2021-06-14 21:12:42,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:42,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004377762] [2021-06-14 21:12:42,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:42,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:42,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004377762] [2021-06-14 21:12:42,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004377762] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:42,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054227201] [2021-06-14 21:12:42,427 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 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 [2021-06-14 21:12:42,468 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 21:12:42,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:42,470 WARN L261 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-14 21:12:42,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:42,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054227201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:42,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:42,857 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 20 [2021-06-14 21:12:42,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679305335] [2021-06-14 21:12:42,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-14 21:12:42,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:42,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-14 21:12:42,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2021-06-14 21:12:42,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:42,864 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:42,864 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 20 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:42,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:43,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:43,585 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:43,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:43,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1712789129, now seen corresponding path program 3 times [2021-06-14 21:12:43,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:43,586 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212174350] [2021-06-14 21:12:43,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:43,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:43,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212174350] [2021-06-14 21:12:43,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212174350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:43,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1728664380] [2021-06-14 21:12:43,793 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 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 [2021-06-14 21:12:43,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-14 21:12:43,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:43,833 WARN L261 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-14 21:12:43,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:44,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1728664380] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:44,287 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:44,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 25 [2021-06-14 21:12:44,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969543507] [2021-06-14 21:12:44,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-14 21:12:44,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:44,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-14 21:12:44,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=564, Unknown=0, NotChecked=0, Total=650 [2021-06-14 21:12:44,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:44,290 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:44,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.1538461538461537) internal successors, (56), 25 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:44,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:44,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:44,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:45,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:45,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:45,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:45,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:45,322 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:45,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:45,322 INFO L82 PathProgramCache]: Analyzing trace with hash 812359479, now seen corresponding path program 4 times [2021-06-14 21:12:45,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:45,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775255851] [2021-06-14 21:12:45,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-14 21:12:45,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:45,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775255851] [2021-06-14 21:12:45,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775255851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:45,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109606875] [2021-06-14 21:12:45,482 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 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 [2021-06-14 21:12:45,511 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 21:12:45,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:45,513 WARN L261 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-14 21:12:45,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:45,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109606875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:45,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:45,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 26 [2021-06-14 21:12:45,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311876922] [2021-06-14 21:12:45,900 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-14 21:12:45,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:45,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-14 21:12:45,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2021-06-14 21:12:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:45,901 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:45,902 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.0) internal successors, (54), 26 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:45,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:45,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:45,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:45,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:46,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 21:12:46,923 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:46,924 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:46,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:46,924 INFO L82 PathProgramCache]: Analyzing trace with hash -13118537, now seen corresponding path program 5 times [2021-06-14 21:12:46,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:46,924 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372435247] [2021-06-14 21:12:46,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-14 21:12:47,109 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:47,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372435247] [2021-06-14 21:12:47,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372435247] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:47,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669393542] [2021-06-14 21:12:47,109 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 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 [2021-06-14 21:12:47,144 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-06-14 21:12:47,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:47,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-14 21:12:47,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:47,683 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669393542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:47,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:47,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 20] total 31 [2021-06-14 21:12:47,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081503139] [2021-06-14 21:12:47,684 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-14 21:12:47,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:47,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-14 21:12:47,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=878, Unknown=0, NotChecked=0, Total=992 [2021-06-14 21:12:47,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:47,685 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:47,686 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.03125) internal successors, (65), 31 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) [2021-06-14 21:12:47,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:47,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:47,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:47,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 21:12:47,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:48,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 21:12:48,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 21:12:49,143 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:49,145 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:49,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:49,146 INFO L82 PathProgramCache]: Analyzing trace with hash -2058733101, now seen corresponding path program 6 times [2021-06-14 21:12:49,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:49,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410914533] [2021-06-14 21:12:49,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-14 21:12:49,336 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:49,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410914533] [2021-06-14 21:12:49,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410914533] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:49,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995965102] [2021-06-14 21:12:49,337 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:49,374 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-14 21:12:49,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:49,376 WARN L261 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-14 21:12:49,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:49,936 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995965102] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:49,936 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:49,936 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21] total 31 [2021-06-14 21:12:49,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483804715] [2021-06-14 21:12:49,937 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-14 21:12:49,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:49,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-14 21:12:49,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2021-06-14 21:12:49,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:49,938 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:49,938 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.125) internal successors, (68), 31 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:49,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:49,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:49,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:49,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 21:12:49,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 21:12:49,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-14 21:12:51,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 21:12:51,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:51,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:51,613 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:51,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:51,613 INFO L82 PathProgramCache]: Analyzing trace with hash 501813443, now seen corresponding path program 7 times [2021-06-14 21:12:51,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:51,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594802549] [2021-06-14 21:12:51,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-06-14 21:12:51,778 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:51,778 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594802549] [2021-06-14 21:12:51,778 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594802549] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:51,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916483376] [2021-06-14 21:12:51,779 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:51,811 WARN L261 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-14 21:12:51,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:52,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916483376] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:52,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:52,321 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21] total 31 [2021-06-14 21:12:52,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783593097] [2021-06-14 21:12:52,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-14 21:12:52,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:52,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-14 21:12:52,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=868, Unknown=0, NotChecked=0, Total=992 [2021-06-14 21:12:52,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:52,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:52,323 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.03125) internal successors, (65), 31 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) [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:52,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:54,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-14 21:12:54,360 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-14 21:12:54,361 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:54,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:54,361 INFO L82 PathProgramCache]: Analyzing trace with hash -151180743, now seen corresponding path program 8 times [2021-06-14 21:12:54,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:54,362 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767450017] [2021-06-14 21:12:54,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-06-14 21:12:54,518 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:54,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767450017] [2021-06-14 21:12:54,519 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767450017] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:54,519 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [570875008] [2021-06-14 21:12:54,519 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:54,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 21:12:54,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:54,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-14 21:12:54,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:55,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [570875008] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:55,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:55,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 22] total 32 [2021-06-14 21:12:55,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263937695] [2021-06-14 21:12:55,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-14 21:12:55,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:55,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-14 21:12:55,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=946, Unknown=0, NotChecked=0, Total=1056 [2021-06-14 21:12:55,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:55,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:55,118 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0) internal successors, (66), 32 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-14 21:12:55,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-14 21:12:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 21:12:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:12:57,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:57,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-14 21:12:57,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-14 21:12:57,517 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:57,518 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:12:57,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:12:57,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1127255069, now seen corresponding path program 9 times [2021-06-14 21:12:57,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:12:57,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34329055] [2021-06-14 21:12:57,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:12:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:12:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-06-14 21:12:57,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:12:57,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34329055] [2021-06-14 21:12:57,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34329055] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:57,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24719937] [2021-06-14 21:12:57,652 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:12:57,681 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-14 21:12:57,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 21:12:57,682 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-14 21:12:57,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:12:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:12:58,273 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [24719937] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:12:58,273 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:12:58,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 23] total 32 [2021-06-14 21:12:58,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378374131] [2021-06-14 21:12:58,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-14 21:12:58,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:12:58,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-14 21:12:58,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=944, Unknown=0, NotChecked=0, Total=1056 [2021-06-14 21:12:58,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:12:58,276 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:12:58,277 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0303030303030303) internal successors, (67), 32 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-14 21:12:58,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 21:13:03,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 21:13:04,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:13:04,086 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:13:04,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:13:04,087 INFO L82 PathProgramCache]: Analyzing trace with hash -2054440485, now seen corresponding path program 1 times [2021-06-14 21:13:04,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:13:04,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282226882] [2021-06-14 21:13:04,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:13:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:13:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:13:04,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:13:04,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282226882] [2021-06-14 21:13:04,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282226882] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:13:04,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445097459] [2021-06-14 21:13:04,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 21:13:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:13:04,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-14 21:13:04,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 21:13:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:13:04,326 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445097459] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 21:13:04,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 21:13:04,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-14 21:13:04,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396138699] [2021-06-14 21:13:04,327 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-14 21:13:04,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:13:04,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-14 21:13:04,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-06-14 21:13:04,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:13:04,328 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:13:04,328 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 16 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-14 21:13:04,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 21:13:04,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 21:13:04,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 21:13:04,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 21:13:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 21:13:05,013 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-14 21:13:05,013 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 21:13:05,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 21:13:05,013 INFO L82 PathProgramCache]: Analyzing trace with hash -880636367, now seen corresponding path program 1 times [2021-06-14 21:13:05,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 21:13:05,013 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583996953] [2021-06-14 21:13:05,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 21:13:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 21:13:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 21:13:05,087 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 21:13:05,087 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583996953] [2021-06-14 21:13:05,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583996953] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 21:13:05,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 21:13:05,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 21:13:05,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077326824] [2021-06-14 21:13:05,088 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-14 21:13:05,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 21:13:05,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-14 21:13:05,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-14 21:13:05,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:13:05,088 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 21:13:05,088 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 21:13:05,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 21:13:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 21:13:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 21:13:05,212 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-14 21:13:05,222 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 21:13:05,224 INFO L202 PluginConnector]: Adding new model figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 09:13:05 BasicIcfg [2021-06-14 21:13:05,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 21:13:05,224 INFO L168 Benchmark]: Toolchain (without parser) took 24333.03 ms. Allocated memory was 127.9 MB in the beginning and 339.7 MB in the end (delta: 211.8 MB). Free memory was 107.6 MB in the beginning and 258.7 MB in the end (delta: -151.1 MB). Peak memory consumption was 62.2 MB. Max. memory is 8.0 GB. [2021-06-14 21:13:05,224 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 127.9 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 21:13:05,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.11 ms. Allocated memory is still 127.9 MB. Free memory was 107.5 MB in the beginning and 106.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 21:13:05,224 INFO L168 Benchmark]: Boogie Preprocessor took 15.89 ms. Allocated memory is still 127.9 MB. Free memory was 106.0 MB in the beginning and 105.2 MB in the end (delta: 898.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 21:13:05,224 INFO L168 Benchmark]: RCFGBuilder took 215.71 ms. Allocated memory is still 127.9 MB. Free memory was 105.0 MB in the beginning and 104.9 MB in the end (delta: 126.4 kB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. [2021-06-14 21:13:05,225 INFO L168 Benchmark]: TraceAbstraction took 24070.60 ms. Allocated memory was 127.9 MB in the beginning and 339.7 MB in the end (delta: 211.8 MB). Free memory was 104.7 MB in the beginning and 258.7 MB in the end (delta: -154.0 MB). Peak memory consumption was 57.7 MB. Max. memory is 8.0 GB. [2021-06-14 21:13:05,225 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 0.14 ms. Allocated memory is still 127.9 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.11 ms. Allocated memory is still 127.9 MB. Free memory was 107.5 MB in the beginning and 106.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.89 ms. Allocated memory is still 127.9 MB. Free memory was 106.0 MB in the beginning and 105.2 MB in the end (delta: 898.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 215.71 ms. Allocated memory is still 127.9 MB. Free memory was 105.0 MB in the beginning and 104.9 MB in the end (delta: 126.4 kB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24070.60 ms. Allocated memory was 127.9 MB in the beginning and 339.7 MB in the end (delta: 211.8 MB). Free memory was 104.7 MB in the beginning and 258.7 MB in the end (delta: -154.0 MB). Peak memory consumption was 57.7 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: 2028, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 591, negative conditional: 590, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1455, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 18, negative conditional: 17, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1455, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1455, positive: 1305, positive conditional: 0, positive unconditional: 1305, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6 ], Maximal queried relation: 11, Independence queries for same thread: 573 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 226, Number of persistent set computation: 2555, Number of trivial persistent sets: 1916, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2028, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 591, negative conditional: 590, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1455, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 18, negative conditional: 17, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1455, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1455, positive: 1305, positive conditional: 0, positive unconditional: 1305, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, positive: 90, positive conditional: 36, positive unconditional: 53, negative: 41, negative conditional: 30, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6 ], Maximal queried relation: 11, Independence queries for same thread: 573 - PositiveResult [Line: 51]: 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, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23971.3ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 15300.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 451, 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: 64.1ms SsaConstructionTime, 260.5ms SatisfiabilityAnalysisTime, 5843.6ms InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 654 ConstructedInterpolants, 0 QuantifiedInterpolants, 7635 SizeOfPredicates, 45 NumberOfNonLiveVariables, 771 ConjunctsInSsa, 396 ConjunctsInUnsatCore, 21 InterpolantComputations, 1 PerfectInterpolantSequences, 236/1060 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...