/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-more/vector-add.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 10:42:23,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 10:42:23,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 10:42:23,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 10:42:23,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 10:42:23,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 10:42:23,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 10:42:23,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 10:42:23,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 10:42:23,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 10:42:23,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 10:42:23,855 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 10:42:23,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 10:42:23,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 10:42:23,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 10:42:23,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 10:42:23,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 10:42:23,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 10:42:23,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 10:42:23,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 10:42:23,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 10:42:23,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:42:23,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 10:42:23,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 10:42:23,868 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 10:42:23,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 10:42:24,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 10:42:24,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 10:42:24,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 10:42:24,111 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 10:42:24,111 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 10:42:24,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl [2021-06-17 10:42:24,112 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2021-06-17 10:42:24,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 10:42:24,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 10:42:24,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 10:42:24,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 10:42:24,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 10:42:24,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 10:42:24,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 10:42:24,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 10:42:24,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 10:42:24,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... [2021-06-17 10:42:24,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 10:42:24,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 10:42:24,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 10:42:24,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 10:42:24,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 10:42:24,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 10:42:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 10:42:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 10:42:24,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 10:42:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 10:42:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 10:42:24,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 10:42:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 10:42:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 10:42:24,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-17 10:42:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-17 10:42:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-17 10:42:24,247 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 10:42:24,396 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 10:42:24,396 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 10:42:24,398 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:42:24 BoogieIcfgContainer [2021-06-17 10:42:24,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 10:42:24,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 10:42:24,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 10:42:24,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 10:42:24,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 10:42:24" (1/2) ... [2021-06-17 10:42:24,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60db9d1c and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 10:42:24, skipping insertion in model container [2021-06-17 10:42:24,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 10:42:24" (2/2) ... [2021-06-17 10:42:24,403 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2021-06-17 10:42:24,407 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 10:42:24,407 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 10:42:24,407 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 10:42:24,407 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 10:42:24,470 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-17 10:42:24,490 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 10:42:24,541 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 10:42:24,542 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 10:42:24,542 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 10:42:24,542 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 10:42:24,542 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 10:42:24,542 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 10:42:24,542 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 10:42:24,542 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 10:42:24,637 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:24,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:24,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1275384532, now seen corresponding path program 1 times [2021-06-17 10:42:24,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:24,652 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263981921] [2021-06-17 10:42:24,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-17 10:42:24,928 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:24,928 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263981921] [2021-06-17 10:42:24,929 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263981921] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:24,929 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320647259] [2021-06-17 10:42:24,929 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 [2021-06-17 10:42:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:24,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-17 10:42:24,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-17 10:42:25,242 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320647259] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:25,242 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:25,242 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-17 10:42:25,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816619275] [2021-06-17 10:42:25,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-17 10:42:25,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:25,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-17 10:42:25,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-06-17 10:42:25,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:25,255 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:25,257 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:25,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:25,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 10:42:25,670 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-17 10:42:25,670 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:25,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:25,671 INFO L82 PathProgramCache]: Analyzing trace with hash -521057200, now seen corresponding path program 2 times [2021-06-17 10:42:25,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:25,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374940647] [2021-06-17 10:42:25,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-17 10:42:25,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:25,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374940647] [2021-06-17 10:42:25,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374940647] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:25,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462195885] [2021-06-17 10:42:25,740 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 [2021-06-17 10:42:25,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 10:42:25,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:42:25,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-17 10:42:25,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:25,921 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-17 10:42:25,921 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462195885] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:25,921 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:25,921 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-06-17 10:42:25,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455622459] [2021-06-17 10:42:25,922 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-17 10:42:25,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:25,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-17 10:42:25,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-06-17 10:42:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:25,926 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:25,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:25,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 10:42:25,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:26,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 10:42:26,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:26,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:42:26,405 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:26,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:26,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1536022338, now seen corresponding path program 3 times [2021-06-17 10:42:26,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:26,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346836617] [2021-06-17 10:42:26,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-17 10:42:26,488 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:26,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346836617] [2021-06-17 10:42:26,488 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346836617] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:26,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205147176] [2021-06-17 10:42:26,488 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 [2021-06-17 10:42:26,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-17 10:42:26,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:42:26,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-17 10:42:26,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-17 10:42:26,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205147176] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:26,697 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:26,697 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2021-06-17 10:42:26,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988718444] [2021-06-17 10:42:26,698 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-17 10:42:26,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:26,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-17 10:42:26,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2021-06-17 10:42:26,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:26,700 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:26,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.1578947368421053) internal successors, (60), 19 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:26,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 10:42:26,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:26,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:27,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:27,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-17 10:42:27,358 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:42:27,358 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:27,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:27,359 INFO L82 PathProgramCache]: Analyzing trace with hash 722369476, now seen corresponding path program 4 times [2021-06-17 10:42:27,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:27,359 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118708619] [2021-06-17 10:42:27,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 14 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-17 10:42:27,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:27,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118708619] [2021-06-17 10:42:27,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118708619] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:27,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842336114] [2021-06-17 10:42:27,470 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 [2021-06-17 10:42:27,553 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 10:42:27,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:42:27,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-17 10:42:27,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 15 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-17 10:42:27,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842336114] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:27,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:27,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 21 [2021-06-17 10:42:27,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581767234] [2021-06-17 10:42:27,747 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-17 10:42:27,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:27,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-17 10:42:27,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2021-06-17 10:42:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:27,748 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:27,748 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 3.380952380952381) internal successors, (71), 21 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-17 10:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-17 10:42:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-17 10:42:28,296 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:42:28,297 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:28,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:28,297 INFO L82 PathProgramCache]: Analyzing trace with hash -674214176, now seen corresponding path program 5 times [2021-06-17 10:42:28,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:28,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366955588] [2021-06-17 10:42:28,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 83 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-17 10:42:28,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:28,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366955588] [2021-06-17 10:42:28,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366955588] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:28,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033354865] [2021-06-17 10:42:28,413 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 [2021-06-17 10:42:28,462 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-17 10:42:28,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:42:28,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-17 10:42:28,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 20 proven. 80 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-17 10:42:28,634 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033354865] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:28,634 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:28,634 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 21 [2021-06-17 10:42:28,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524354077] [2021-06-17 10:42:28,635 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-17 10:42:28,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:28,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-17 10:42:28,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2021-06-17 10:42:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:28,635 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:28,636 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 21 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-17 10:42:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-17 10:42:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-17 10:42:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-17 10:42:29,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 10:42:29,450 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:42:29,450 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 10:42:29,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 10:42:29,451 INFO L82 PathProgramCache]: Analyzing trace with hash 985352246, now seen corresponding path program 6 times [2021-06-17 10:42:29,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 10:42:29,451 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446914505] [2021-06-17 10:42:29,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 10:42:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 10:42:35,336 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2021-06-17 10:42:35,530 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 57 [2021-06-17 10:42:35,847 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 62 [2021-06-17 10:42:36,348 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 56 [2021-06-17 10:42:36,777 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 68 [2021-06-17 10:42:37,236 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 75 [2021-06-17 10:42:37,758 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 72 [2021-06-17 10:42:38,618 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 63 [2021-06-17 10:42:39,146 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 315 [2021-06-17 10:42:41,031 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 64 [2021-06-17 10:42:42,229 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 59 [2021-06-17 10:42:42,496 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2021-06-17 10:42:43,167 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 165 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-17 10:42:43,168 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 10:42:43,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446914505] [2021-06-17 10:42:43,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446914505] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:43,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350005510] [2021-06-17 10:42:43,168 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 [2021-06-17 10:42:43,225 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-17 10:42:43,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 10:42:43,227 WARN L261 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 77 conjunts are in the unsatisfiable core [2021-06-17 10:42:43,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 10:42:43,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2021-06-17 10:42:43,381 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,388 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,388 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:30 [2021-06-17 10:42:43,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,493 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-06-17 10:42:43,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 56 [2021-06-17 10:42:43,496 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,509 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,510 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,510 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:76 [2021-06-17 10:42:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,585 INFO L354 Elim1Store]: treesize reduction 39, result has 11.4 percent of original size [2021-06-17 10:42:43,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 52 [2021-06-17 10:42:43,586 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,602 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,602 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:92, output treesize:91 [2021-06-17 10:42:43,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 52 [2021-06-17 10:42:43,677 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,696 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,696 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:104 [2021-06-17 10:42:43,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,794 INFO L354 Elim1Store]: treesize reduction 88, result has 14.6 percent of original size [2021-06-17 10:42:43,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 64 treesize of output 72 [2021-06-17 10:42:43,796 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,817 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,818 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,818 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:122, output treesize:121 [2021-06-17 10:42:43,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:43,929 INFO L354 Elim1Store]: treesize reduction 82, result has 13.7 percent of original size [2021-06-17 10:42:43,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 74 [2021-06-17 10:42:43,931 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,954 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:43,955 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:43,955 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:107, output treesize:106 [2021-06-17 10:42:44,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2021-06-17 10:42:44,053 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,081 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:44,082 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,082 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:124, output treesize:123 [2021-06-17 10:42:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,229 INFO L354 Elim1Store]: treesize reduction 138, result has 10.4 percent of original size [2021-06-17 10:42:44,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 80 treesize of output 94 [2021-06-17 10:42:44,232 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,265 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:44,266 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,266 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-06-17 10:42:44,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,430 INFO L354 Elim1Store]: treesize reduction 156, result has 11.4 percent of original size [2021-06-17 10:42:44,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 91 treesize of output 108 [2021-06-17 10:42:44,434 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,468 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:44,469 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,469 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:152, output treesize:151 [2021-06-17 10:42:44,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-06-17 10:42:44,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:44,749 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:44,749 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:160, output treesize:159 [2021-06-17 10:42:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:44,976 INFO L354 Elim1Store]: treesize reduction 224, result has 8.6 percent of original size [2021-06-17 10:42:44,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 108 treesize of output 128 [2021-06-17 10:42:44,979 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,029 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:45,030 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,030 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:179, output treesize:178 [2021-06-17 10:42:45,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,263 INFO L354 Elim1Store]: treesize reduction 250, result has 9.7 percent of original size [2021-06-17 10:42:45,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 20 case distinctions, treesize of input 119 treesize of output 142 [2021-06-17 10:42:45,267 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:45,322 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,322 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:190, output treesize:189 [2021-06-17 10:42:45,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-06-17 10:42:45,615 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,673 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:45,674 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:45,674 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:201, output treesize:200 [2021-06-17 10:42:45,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:45,942 INFO L354 Elim1Store]: treesize reduction 288, result has 8.6 percent of original size [2021-06-17 10:42:45,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 130 treesize of output 156 [2021-06-17 10:42:45,951 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,013 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:46,015 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,015 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:212, output treesize:211 [2021-06-17 10:42:46,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-06-17 10:42:46,200 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:46,270 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,271 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:223, output treesize:222 [2021-06-17 10:42:46,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:46,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 170 [2021-06-17 10:42:46,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,762 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:46,764 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:46,764 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:237, output treesize:236 [2021-06-17 10:42:46,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 110 [2021-06-17 10:42:46,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:47,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:47,050 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-17 10:42:47,050 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:248, output treesize:247 [2021-06-17 10:42:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:47,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 130 [2021-06-17 10:42:47,530 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:47,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:47,630 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-17 10:42:47,630 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:265, output treesize:264 [2021-06-17 10:42:47,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 138 [2021-06-17 10:42:47,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:47,996 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-06-17 10:42:47,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:47,999 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-17 10:42:47,999 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:270, output treesize:269 [2021-06-17 10:42:48,393 INFO L446 ElimStorePlain]: Different costs {0=[v_C1_19], 50=[A, B]} [2021-06-17 10:42:48,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 152 [2021-06-17 10:42:48,402 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:48,512 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-17 10:42:48,512 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 55 disjoint index pairs (out of 105 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 211 [2021-06-17 10:42:48,547 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:48,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:48,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-17 10:42:48,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-17 10:42:48,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 51 [2021-06-17 10:42:48,590 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-17 10:42:48,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-17 10:42:48,613 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-17 10:42:48,613 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:281, output treesize:103 [2021-06-17 10:42:48,881 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 10:42:48,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350005510] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 10:42:48,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 10:42:48,882 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31] total 58 [2021-06-17 10:42:48,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191481054] [2021-06-17 10:42:48,882 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-17 10:42:48,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 10:42:48,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-17 10:42:48,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=3061, Unknown=0, NotChecked=0, Total=3306 [2021-06-17 10:42:48,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:48,884 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 10:42:48,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.103448275862069) internal successors, (122), 58 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-17 10:42:48,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 10:42:52,348 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2021-06-17 10:42:53,370 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2021-06-17 10:42:53,633 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2021-06-17 10:42:53,867 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2021-06-17 10:42:54,244 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 89 [2021-06-17 10:42:54,664 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 91 [2021-06-17 10:42:55,040 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 88 [2021-06-17 10:42:55,471 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 96 [2021-06-17 10:42:55,907 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 91 [2021-06-17 10:42:56,431 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 97 [2021-06-17 10:42:57,111 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 100 [2021-06-17 10:42:57,849 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 95 [2021-06-17 10:42:59,030 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 116 [2021-06-17 10:42:59,547 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-06-17 10:42:59,993 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 115 [2021-06-17 10:43:01,033 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 109 [2021-06-17 10:43:01,973 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 128 [2021-06-17 10:43:02,282 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 104 [2021-06-17 10:43:03,946 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 178 DAG size of output: 141 [2021-06-17 10:43:05,246 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 147 [2021-06-17 10:43:06,767 WARN L205 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 122 [2021-06-17 10:43:08,389 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 122 [2021-06-17 10:43:10,768 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 182 DAG size of output: 145 [2021-06-17 10:43:11,227 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-17 10:43:12,676 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-06-17 10:43:13,158 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2021-06-17 10:43:14,556 WARN L205 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 111 [2021-06-17 10:43:15,223 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2021-06-17 10:43:15,518 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-17 10:43:16,056 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 88 [2021-06-17 10:43:16,328 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-06-17 10:43:16,835 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 80 [2021-06-17 10:43:17,353 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-06-17 10:43:17,728 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-17 10:43:18,303 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2021-06-17 10:43:18,833 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 88 [2021-06-17 10:43:19,391 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-06-17 10:43:19,932 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2021-06-17 10:43:20,479 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 76 [2021-06-17 10:43:20,962 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-06-17 10:43:21,189 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2021-06-17 10:43:21,595 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2021-06-17 10:43:22,145 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-17 10:43:22,591 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-06-17 10:43:23,174 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2021-06-17 10:43:23,577 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2021-06-17 10:43:23,998 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-06-17 10:43:24,422 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 80 [2021-06-17 10:43:24,902 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2021-06-17 10:43:26,353 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 141 [2021-06-17 10:43:27,757 WARN L205 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 112 [2021-06-17 10:43:28,833 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 110 [2021-06-17 10:43:29,629 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 88 [2021-06-17 10:43:30,906 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 126 [2021-06-17 10:43:32,579 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 195 DAG size of output: 134 [2021-06-17 10:43:33,731 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 114 [2021-06-17 10:43:35,180 WARN L205 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 123 [2021-06-17 10:43:36,470 WARN L205 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 128 [2021-06-17 10:43:38,342 WARN L205 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 132 [2021-06-17 10:43:40,692 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 204 DAG size of output: 140 [2021-06-17 10:43:42,207 WARN L205 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 120 [2021-06-17 10:43:44,218 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 208 DAG size of output: 129 [2021-06-17 10:43:45,224 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 108 [2021-06-17 10:43:46,790 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 94 [2021-06-17 10:43:49,027 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 114 [2021-06-17 10:43:50,218 WARN L205 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 131 [2021-06-17 10:43:51,369 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 108 [2021-06-17 10:43:52,787 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 111 [2021-06-17 10:43:53,532 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 78 [2021-06-17 10:43:57,896 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2021-06-17 10:43:58,345 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 80 [2021-06-17 10:43:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-17 10:43:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-17 10:43:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-17 10:43:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-17 10:43:58,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-17 10:43:58,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-17 10:43:58,742 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 10:43:58,748 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 10:43:58,749 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 10:43:58 BasicIcfg [2021-06-17 10:43:58,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 10:43:58,750 INFO L168 Benchmark]: Toolchain (without parser) took 94613.18 ms. Allocated memory was 197.1 MB in the beginning and 931.1 MB in the end (delta: 734.0 MB). Free memory was 178.7 MB in the beginning and 753.2 MB in the end (delta: -574.5 MB). Peak memory consumption was 159.6 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 197.1 MB. Free memory is still 179.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.23 ms. Allocated memory is still 197.1 MB. Free memory was 178.6 MB in the beginning and 177.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 INFO L168 Benchmark]: Boogie Preprocessor took 16.52 ms. Allocated memory is still 197.1 MB. Free memory was 177.2 MB in the beginning and 176.3 MB in the end (delta: 944.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 INFO L168 Benchmark]: RCFGBuilder took 221.32 ms. Allocated memory is still 197.1 MB. Free memory was 176.2 MB in the beginning and 162.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 INFO L168 Benchmark]: TraceAbstraction took 94350.18 ms. Allocated memory was 197.1 MB in the beginning and 931.1 MB in the end (delta: 734.0 MB). Free memory was 162.4 MB in the beginning and 753.2 MB in the end (delta: -590.8 MB). Peak memory consumption was 142.8 MB. Max. memory is 8.0 GB. [2021-06-17 10:43:58,750 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 0.13 ms. Allocated memory is still 197.1 MB. Free memory is still 179.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.23 ms. Allocated memory is still 197.1 MB. Free memory was 178.6 MB in the beginning and 177.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.52 ms. Allocated memory is still 197.1 MB. Free memory was 177.2 MB in the beginning and 176.3 MB in the end (delta: 944.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 221.32 ms. Allocated memory is still 197.1 MB. Free memory was 176.2 MB in the beginning and 162.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 94350.18 ms. Allocated memory was 197.1 MB in the beginning and 931.1 MB in the end (delta: 734.0 MB). Free memory was 162.4 MB in the beginning and 753.2 MB in the end (delta: -590.8 MB). Peak memory consumption was 142.8 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: 3430, positive: 2769, positive conditional: 2362, positive unconditional: 407, negative: 661, negative conditional: 661, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2769, positive: 2769, positive conditional: 2362, positive unconditional: 407, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2769, positive: 2769, positive conditional: 0, positive unconditional: 2769, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 293, positive: 293, positive conditional: 0, positive unconditional: 293, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 293, positive: 291, positive conditional: 0, positive unconditional: 291, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2769, positive: 2476, positive conditional: 0, positive unconditional: 2476, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 293, unknown conditional: 0, unknown unconditional: 293] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 661 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 181, Number of persistent set computation: 2120, Number of trivial persistent sets: 1637, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3430, positive: 2769, positive conditional: 2362, positive unconditional: 407, negative: 661, negative conditional: 661, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2769, positive: 2769, positive conditional: 2362, positive unconditional: 407, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2769, positive: 2769, positive conditional: 0, positive unconditional: 2769, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 293, positive: 293, positive conditional: 0, positive unconditional: 293, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 293, positive: 291, positive conditional: 0, positive unconditional: 291, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2769, positive: 2476, positive conditional: 0, positive unconditional: 2476, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 293, unknown conditional: 0, unknown unconditional: 293] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 661 - PositiveResult [Line: 67]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 43 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94246.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.0ms, PartialOrderReductionTime: 71581.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 369, 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: 51.3ms SsaConstructionTime, 400.6ms SatisfiabilityAnalysisTime, 20591.6ms InterpolantComputationTime, 528 NumberOfCodeBlocks, 528 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 516 ConstructedInterpolants, 13 QuantifiedInterpolants, 16016 SizeOfPredicates, 24 NumberOfNonLiveVariables, 558 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 12 InterpolantComputations, 0 PerfectInterpolantSequences, 175/858 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...