/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-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 04:01:33,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 04:01:33,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 04:01:33,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-07 04:01:33,847 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-08-07 04:01:33,883 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 04:01:33,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 04:01:33,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 04:01:33,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 04:01:33,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 04:01:33,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 04:01:33,886 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 04:01:33,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 04:01:33,887 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 04:01:33,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 04:01:33,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 04:01:33,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 04:01:33,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 04:01:33,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 04:01:33,890 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 04:01:33,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 04:01:33,891 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-07 04:01:33,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 04:01:34,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 04:01:34,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 04:01:34,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 04:01:34,231 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-07 04:01:34,232 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-07 04:01:34,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl [2021-08-07 04:01:34,233 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/array-sum.wvr.bpl' [2021-08-07 04:01:34,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 04:01:34,261 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-07 04:01:34,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 04:01:34,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 04:01:34,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 04:01:34,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 04:01:34,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 04:01:34,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 04:01:34,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 04:01:34,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 04:01:34,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 04:01:34,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 04:01:34,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 04:01:34,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/1) ... [2021-08-07 04:01:34,327 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 04:01:34,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:34,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-07 04:01:34,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-07 04:01:34,377 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-07 04:01:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-07 04:01:34,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-07 04:01:34,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-07 04:01:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-07 04:01:34,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-07 04:01:34,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-07 04:01:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 04:01:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 04:01:34,380 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-07 04:01:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-07 04:01:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-07 04:01:34,381 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 04:01:34,568 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 04:01:34,568 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-07 04:01:34,570 INFO L202 PluginConnector]: Adding new model array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 04:01:34 BoogieIcfgContainer [2021-08-07 04:01:34,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 04:01:34,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 04:01:34,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 04:01:34,574 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 04:01:34,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 04:01:34" (1/2) ... [2021-08-07 04:01:34,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431a525 and model type array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 04:01:34, skipping insertion in model container [2021-08-07 04:01:34,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 04:01:34" (2/2) ... [2021-08-07 04:01:34,576 INFO L111 eAbstractionObserver]: Analyzing ICFG array-sum.wvr.bpl [2021-08-07 04:01:34,581 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 04:01:34,581 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 04:01:34,581 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-07 04:01:34,581 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 04:01:34,618 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-07 04:01:34,664 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 04:01:34,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:34,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 04:01:34,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-07 04:01:34,812 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 04:01:34,821 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 04:01:34,822 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-07 04:01:34,913 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:01:34,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:01:34,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1345506840, now seen corresponding path program 1 times [2021-08-07 04:01:34,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:01:34,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629310812] [2021-08-07 04:01:34,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:34,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:01:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:01:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:01:36,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:01:36,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629310812] [2021-08-07 04:01:36,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629310812] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:36,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974896106] [2021-08-07 04:01:36,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:36,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:36,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:36,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:01:36,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-07 04:01:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:01:36,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-07 04:01:36,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:01:37,654 INFO L354 Elim1Store]: treesize reduction 58, result has 10.8 percent of original size [2021-08-07 04:01:37,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 53 treesize of output 45 [2021-08-07 04:01:37,680 INFO L354 Elim1Store]: treesize reduction 40, result has 14.9 percent of original size [2021-08-07 04:01:37,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 29 treesize of output 25 [2021-08-07 04:01:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:01:37,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974896106] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:37,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:01:37,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-08-07 04:01:37,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456206145] [2021-08-07 04:01:37,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-07 04:01:37,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:01:37,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-07 04:01:37,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=692, Unknown=0, NotChecked=0, Total=812 [2021-08-07 04:01:37,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:37,866 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:01:37,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.206896551724138) internal successors, (64), 29 states have internal predecessors, (64), 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) [2021-08-07 04:01:37,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:39,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:39,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-07 04:01:39,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-08-07 04:01:39,771 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:01:39,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:01:39,772 INFO L82 PathProgramCache]: Analyzing trace with hash -1029925574, now seen corresponding path program 2 times [2021-08-07 04:01:39,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:01:39,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477488178] [2021-08-07 04:01:39,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:39,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:01:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:01:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-07 04:01:39,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:01:39,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477488178] [2021-08-07 04:01:39,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477488178] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:39,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31527578] [2021-08-07 04:01:39,908 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 04:01:39,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:39,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:39,913 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:01:39,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-07 04:01:40,025 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 04:01:40,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:01:40,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-07 04:01:40,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:01:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-07 04:01:40,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31527578] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:40,451 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:01:40,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 13 [2021-08-07 04:01:40,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255357040] [2021-08-07 04:01:40,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 04:01:40,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:01:40,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 04:01:40,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-08-07 04:01:40,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:40,453 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:01:40,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 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) [2021-08-07 04:01:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:40,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:40,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:40,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 04:01:40,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-07 04:01:41,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:41,004 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:01:41,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:01:41,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1798414128, now seen corresponding path program 3 times [2021-08-07 04:01:41,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:01:41,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864150939] [2021-08-07 04:01:41,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:41,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:01:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:01:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-07 04:01:41,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:01:41,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864150939] [2021-08-07 04:01:41,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864150939] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:41,138 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632645384] [2021-08-07 04:01:41,138 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 04:01:41,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:41,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:41,145 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:01:41,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-07 04:01:41,294 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-08-07 04:01:41,295 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:01:41,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-07 04:01:41,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:01:41,844 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-07 04:01:41,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [632645384] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:41,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:01:41,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-08-07 04:01:41,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582217908] [2021-08-07 04:01:41,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-07 04:01:41,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:01:41,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-07 04:01:41,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2021-08-07 04:01:41,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:41,848 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:01:41,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 18 states have internal predecessors, (76), 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) [2021-08-07 04:01:41,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:41,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 04:01:41,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:42,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:42,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-07 04:01:42,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 04:01:42,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-07 04:01:42,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:42,593 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:01:42,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:01:42,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1994472159, now seen corresponding path program 4 times [2021-08-07 04:01:42,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:01:42,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140025298] [2021-08-07 04:01:42,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:42,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:01:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:01:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:01:44,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:01:44,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140025298] [2021-08-07 04:01:44,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140025298] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:44,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948594458] [2021-08-07 04:01:44,272 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 04:01:44,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:44,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:01:44,276 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:01:44,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-07 04:01:44,442 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 04:01:44,443 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:01:44,444 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 54 conjunts are in the unsatisfiable core [2021-08-07 04:01:44,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:01:48,129 INFO L354 Elim1Store]: treesize reduction 170, result has 4.0 percent of original size [2021-08-07 04:01:48,129 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 8 new quantified variables, introduced 22 case distinctions, treesize of input 100 treesize of output 82 [2021-08-07 04:01:48,160 INFO L354 Elim1Store]: treesize reduction 42, result has 14.3 percent of original size [2021-08-07 04:01:48,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 40 [2021-08-07 04:01:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:01:48,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948594458] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:01:48,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:01:48,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 55 [2021-08-07 04:01:48,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101773757] [2021-08-07 04:01:48,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-08-07 04:01:48,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:01:48,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-08-07 04:01:48,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=2731, Unknown=0, NotChecked=0, Total=2970 [2021-08-07 04:01:48,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:48,272 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:01:48,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 1.7818181818181817) internal successors, (98), 55 states have internal predecessors, (98), 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) [2021-08-07 04:01:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-07 04:01:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 04:01:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:01:58,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:01:58,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:01:58,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:01:58,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:01:58,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-07 04:01:58,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:01:58,530 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:01:58,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:01:58,531 INFO L82 PathProgramCache]: Analyzing trace with hash -2097481954, now seen corresponding path program 5 times [2021-08-07 04:01:58,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:01:58,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053590836] [2021-08-07 04:01:58,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:01:58,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:01:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:02:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 3 proven. 135 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:02:00,767 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:02:00,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053590836] [2021-08-07 04:02:00,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053590836] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:02:00,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172609360] [2021-08-07 04:02:00,768 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 04:02:00,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:02:00,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:02:00,771 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:02:00,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-07 04:02:01,080 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-07 04:02:01,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:02:01,082 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 71 conjunts are in the unsatisfiable core [2021-08-07 04:02:01,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:02:09,626 INFO L354 Elim1Store]: treesize reduction 311, result has 29.5 percent of original size [2021-08-07 04:02:09,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 10 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 45 case distinctions, treesize of input 129 treesize of output 218 [2021-08-07 04:02:09,887 INFO L354 Elim1Store]: treesize reduction 311, result has 29.5 percent of original size [2021-08-07 04:02:09,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 10 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 45 case distinctions, treesize of input 443 treesize of output 452 [2021-08-07 04:02:11,480 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:02:11,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172609360] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:02:11,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:02:11,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 71 [2021-08-07 04:02:11,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753370755] [2021-08-07 04:02:11,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2021-08-07 04:02:11,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:02:11,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-08-07 04:02:11,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=4757, Unknown=0, NotChecked=0, Total=4970 [2021-08-07 04:02:11,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:02:11,486 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:02:11,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 1.7183098591549295) internal successors, (122), 71 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) [2021-08-07 04:02:11,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:02:11,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:02:11,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:02:11,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:02:11,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:02:32,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:02:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:02:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:02:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:02:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-08-07 04:02:32,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-07 04:02:33,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:02:33,004 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:02:33,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:02:33,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1076120831, now seen corresponding path program 6 times [2021-08-07 04:02:33,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:02:33,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801361987] [2021-08-07 04:02:33,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:02:33,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:02:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:02:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 11 proven. 206 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:02:35,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:02:35,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801361987] [2021-08-07 04:02:35,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801361987] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:02:35,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674538688] [2021-08-07 04:02:35,663 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-07 04:02:35,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:02:35,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:02:35,669 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:02:35,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-07 04:02:36,082 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-08-07 04:02:36,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:02:36,084 WARN L261 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 91 conjunts are in the unsatisfiable core [2021-08-07 04:02:36,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:02:44,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:02:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:44,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:02:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,406 INFO L354 Elim1Store]: treesize reduction 266, result has 43.5 percent of original size [2021-08-07 04:02:45,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 42 disjoint index pairs (out of 136 index pairs), introduced 14 new quantified variables, introduced 61 case distinctions, treesize of input 157 treesize of output 311 [2021-08-07 04:02:45,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:02:45,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:02:45,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:02:45,843 INFO L354 Elim1Store]: treesize reduction 266, result has 43.5 percent of original size [2021-08-07 04:02:45,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 42 disjoint index pairs (out of 136 index pairs), introduced 14 new quantified variables, introduced 61 case distinctions, treesize of input 1309 treesize of output 1093 [2021-08-07 04:02:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:02:55,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674538688] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:02:55,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:02:55,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 48] total 90 [2021-08-07 04:02:55,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063484592] [2021-08-07 04:02:55,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2021-08-07 04:02:55,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:02:55,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2021-08-07 04:02:55,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=313, Invalid=7697, Unknown=0, NotChecked=0, Total=8010 [2021-08-07 04:02:55,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:02:55,695 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:02:55,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 1.6555555555555554) internal successors, (149), 90 states have internal predecessors, (149), 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) [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-08-07 04:02:55,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-08-07 04:03:24,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-08-07 04:03:24,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-07 04:03:24,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:03:24,906 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:03:24,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:03:24,907 INFO L82 PathProgramCache]: Analyzing trace with hash -504409282, now seen corresponding path program 7 times [2021-08-07 04:03:24,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:03:24,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471891597] [2021-08-07 04:03:24,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:03:24,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:03:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:03:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 15 proven. 299 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:03:28,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:03:28,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471891597] [2021-08-07 04:03:28,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471891597] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:03:28,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379888280] [2021-08-07 04:03:28,353 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-07 04:03:28,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:03:28,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:03:28,353 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:03:28,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-07 04:03:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:03:28,924 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 104 conjunts are in the unsatisfiable core [2021-08-07 04:03:28,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:03:43,074 INFO L354 Elim1Store]: treesize reduction 1161, result has 1.4 percent of original size [2021-08-07 04:03:43,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 21 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 115 case distinctions, treesize of input 194 treesize of output 145 [2021-08-07 04:03:43,178 INFO L354 Elim1Store]: treesize reduction 489, result has 3.2 percent of original size [2021-08-07 04:03:43,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 76 treesize of output 55 [2021-08-07 04:03:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:03:43,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379888280] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:03:43,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:03:43,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53] total 103 [2021-08-07 04:03:43,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272998442] [2021-08-07 04:03:43,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2021-08-07 04:03:43,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:03:43,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-08-07 04:03:43,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=660, Invalid=9846, Unknown=0, NotChecked=0, Total=10506 [2021-08-07 04:03:43,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:03:43,285 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:03:43,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 1.6504854368932038) internal successors, (170), 103 states have internal predecessors, (170), 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) [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-08-07 04:03:43,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:04:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:04:26,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:04:26,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-07 04:04:27,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-08-07 04:04:27,013 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:04:27,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:04:27,013 INFO L82 PathProgramCache]: Analyzing trace with hash -903481119, now seen corresponding path program 8 times [2021-08-07 04:04:27,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:04:27,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649077123] [2021-08-07 04:04:27,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:04:27,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:04:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:04:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 66 proven. 363 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:04:31,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:04:31,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649077123] [2021-08-07 04:04:31,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649077123] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:04:31,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809539258] [2021-08-07 04:04:31,187 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 04:04:31,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:04:31,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:04:31,193 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:04:31,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-07 04:04:31,980 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 04:04:31,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:04:31,983 WARN L261 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 120 conjunts are in the unsatisfiable core [2021-08-07 04:04:31,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:04:42,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:04:42,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:04:42,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,123 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-08-07 04:04:42,279 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-07 04:04:42,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 169 disjoint index pairs (out of 253 index pairs), introduced 20 new quantified variables, introduced 21 case distinctions, treesize of input 203 treesize of output 331 [2021-08-07 04:04:42,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:04:42,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-07 04:04:42,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:04:42,498 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-07 04:04:42,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 84 disjoint index pairs (out of 153 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 532 treesize of output 544 [2021-08-07 04:04:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:04:43,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809539258] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:04:43,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:04:43,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 60] total 118 [2021-08-07 04:04:43,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277495127] [2021-08-07 04:04:43,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 118 states [2021-08-07 04:04:43,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:04:43,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2021-08-07 04:04:43,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1003, Invalid=12803, Unknown=0, NotChecked=0, Total=13806 [2021-08-07 04:04:43,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:04:43,750 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:04:43,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 118 states, 118 states have (on average 1.6694915254237288) internal successors, (197), 118 states have internal predecessors, (197), 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) [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:04:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:05:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:05:38,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:05:38,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:05:38,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-07 04:05:38,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:05:38,709 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:05:38,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:05:38,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1364547422, now seen corresponding path program 9 times [2021-08-07 04:05:38,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:05:38,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007216088] [2021-08-07 04:05:38,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:05:38,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:05:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:05:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 105 proven. 457 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:05:44,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:05:44,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007216088] [2021-08-07 04:05:44,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007216088] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:05:44,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117477139] [2021-08-07 04:05:44,519 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 04:05:44,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:05:44,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:05:44,520 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:05:44,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-07 04:05:45,497 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-08-07 04:05:45,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:05:45,500 WARN L261 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 138 conjunts are in the unsatisfiable core [2021-08-07 04:05:45,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:06:09,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:09,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,662 WARN L207 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 1451 DAG size of output: 364 [2021-08-07 04:06:15,664 INFO L354 Elim1Store]: treesize reduction 3237, result has 16.6 percent of original size [2021-08-07 04:06:15,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 92 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 343 case distinctions, treesize of input 309 treesize of output 840 [2021-08-07 04:06:15,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:15,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:06:21,661 WARN L207 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 1451 DAG size of output: 364 [2021-08-07 04:06:21,662 INFO L354 Elim1Store]: treesize reduction 3233, result has 16.7 percent of original size [2021-08-07 04:06:21,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 92 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 343 case distinctions, treesize of input 4782 treesize of output 3683 [2021-08-07 04:08:02,759 WARN L207 SmtUtils]: Spent 9.28 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1119 [2021-08-07 04:08:42,857 WARN L207 SmtUtils]: Spent 9.22 s on a formula simplification. DAG size of input: 1251 DAG size of output: 1119 [2021-08-07 04:09:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 0 proven. 563 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:09:11,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117477139] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:09:11,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:09:11,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 72] total 138 [2021-08-07 04:09:11,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089683594] [2021-08-07 04:09:11,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2021-08-07 04:09:11,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:09:11,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2021-08-07 04:09:11,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=683, Invalid=18223, Unknown=0, NotChecked=0, Total=18906 [2021-08-07 04:09:11,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:09:11,281 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:09:11,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 1.6014492753623188) internal successors, (221), 138 states have internal predecessors, (221), 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) [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:09:11,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:10:35,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:10:35,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 261 states. [2021-08-07 04:10:35,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-08-07 04:10:35,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-07 04:10:35,533 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:10:35,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:10:35,535 INFO L82 PathProgramCache]: Analyzing trace with hash 886806209, now seen corresponding path program 10 times [2021-08-07 04:10:35,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:10:35,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567065817] [2021-08-07 04:10:35,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:10:35,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:10:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:10:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 141 proven. 572 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:10:42,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:10:42,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567065817] [2021-08-07 04:10:42,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567065817] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:10:42,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856690105] [2021-08-07 04:10:42,325 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 04:10:42,325 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:10:42,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:10:42,326 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:10:42,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-07 04:10:43,497 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 04:10:43,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:10:43,502 WARN L261 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 151 conjunts are in the unsatisfiable core [2021-08-07 04:10:43,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:11:35,305 INFO L354 Elim1Store]: treesize reduction 2916, result has 0.9 percent of original size [2021-08-07 04:11:35,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 45 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 280 case distinctions, treesize of input 290 treesize of output 214 [2021-08-07 04:11:35,822 INFO L354 Elim1Store]: treesize reduction 1356, result has 1.8 percent of original size [2021-08-07 04:11:35,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 112 treesize of output 76 [2021-08-07 04:11:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:11:35,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856690105] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:11:35,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:11:35,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 77] total 151 [2021-08-07 04:11:35,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667161058] [2021-08-07 04:11:35,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2021-08-07 04:11:35,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:11:35,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2021-08-07 04:11:35,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1426, Invalid=21218, Unknown=6, NotChecked=0, Total=22650 [2021-08-07 04:11:35,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:11:35,964 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:11:35,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 1.6026490066225165) internal successors, (242), 151 states have internal predecessors, (242), 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) [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 261 states. [2021-08-07 04:11:35,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:12:47,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 273 states. [2021-08-07 04:12:47,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 266 states. [2021-08-07 04:12:47,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-07 04:12:48,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-07 04:12:48,081 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:12:48,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:12:48,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1248918658, now seen corresponding path program 11 times [2021-08-07 04:12:48,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:12:48,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572063478] [2021-08-07 04:12:48,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:12:48,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:12:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:12:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 210 proven. 672 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 04:12:56,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:12:56,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572063478] [2021-08-07 04:12:56,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572063478] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:12:56,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249856062] [2021-08-07 04:12:56,897 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 04:12:56,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:12:56,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:12:56,898 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:12:56,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-07 04:12:58,364 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-08-07 04:12:58,365 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:12:58,367 WARN L261 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 169 conjunts are in the unsatisfiable core [2021-08-07 04:12:58,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 04:13:23,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:23,753 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-08-07 04:13:24,141 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-07 04:13:24,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 361 disjoint index pairs (out of 435 index pairs), introduced 29 new quantified variables, introduced 45 case distinctions, treesize of input 279 treesize of output 615 [2021-08-07 04:13:24,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-07 04:13:24,707 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-07 04:13:24,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 126 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 832 treesize of output 1084 [2021-08-07 04:13:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 0 proven. 883 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:13:28,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249856062] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:13:28,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 04:13:28,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 84] total 166 [2021-08-07 04:13:28,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720790108] [2021-08-07 04:13:28,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 166 states [2021-08-07 04:13:28,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 04:13:28,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 166 interpolants. [2021-08-07 04:13:28,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1565, Invalid=25825, Unknown=0, NotChecked=0, Total=27390 [2021-08-07 04:13:28,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:13:28,076 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 04:13:28,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 166 states, 166 states have (on average 1.6204819277108433) internal successors, (269), 166 states have internal predecessors, (269), 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) [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 273 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 266 states. [2021-08-07 04:13:28,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 04:14:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 04:14:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 162 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 273 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 266 states. [2021-08-07 04:14:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 268 states. [2021-08-07 04:14:37,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-08-07 04:14:38,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-07 04:14:38,061 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-07 04:14:38,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 04:14:38,061 INFO L82 PathProgramCache]: Analyzing trace with hash 777686177, now seen corresponding path program 12 times [2021-08-07 04:14:38,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 04:14:38,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555426764] [2021-08-07 04:14:38,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 04:14:38,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 04:14:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 04:14:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 324 proven. 746 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 04:14:48,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 04:14:48,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555426764] [2021-08-07 04:14:48,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555426764] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 04:14:48,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233993704] [2021-08-07 04:14:48,494 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-07 04:14:48,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 04:14:48,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 04:14:48,495 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 04:14:48,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-07 04:14:50,224 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-08-07 04:14:50,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 04:14:50,227 WARN L261 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 187 conjunts are in the unsatisfiable core [2021-08-07 04:14:50,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-08-07 04:14:55,177 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-08-07 04:14:55,179 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-07 04:14:55,191 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 04:14:55,191 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 04:14:55,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-08-07 04:14:55,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 04:14:55,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-07 04:14:55,380 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 151 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 37 for 1ms.. [2021-08-07 04:14:55,381 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 04:14:55,381 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-07 04:14:55,382 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-07 04:14:55,387 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 04:14:55,387 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 04:14:55,388 INFO L202 PluginConnector]: Adding new model array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 04:14:55 BasicIcfg [2021-08-07 04:14:55,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 04:14:55,389 INFO L168 Benchmark]: Toolchain (without parser) took 801128.10 ms. Allocated memory was 198.2 MB in the beginning and 715.1 MB in the end (delta: 516.9 MB). Free memory was 177.1 MB in the beginning and 118.0 MB in the end (delta: 59.1 MB). Peak memory consumption was 577.1 MB. Max. memory is 8.0 GB. [2021-08-07 04:14:55,389 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 198.2 MB. Free memory was 178.2 MB in the beginning and 178.1 MB in the end (delta: 62.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 04:14:55,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.57 ms. Allocated memory is still 198.2 MB. Free memory was 177.0 MB in the beginning and 175.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-07 04:14:55,389 INFO L168 Benchmark]: Boogie Preprocessor took 25.94 ms. Allocated memory is still 198.2 MB. Free memory was 175.4 MB in the beginning and 174.5 MB in the end (delta: 981.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-07 04:14:55,389 INFO L168 Benchmark]: RCFGBuilder took 251.15 ms. Allocated memory is still 198.2 MB. Free memory was 174.4 MB in the beginning and 162.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-08-07 04:14:55,389 INFO L168 Benchmark]: TraceAbstraction took 800816.55 ms. Allocated memory was 198.2 MB in the beginning and 715.1 MB in the end (delta: 516.9 MB). Free memory was 162.3 MB in the beginning and 118.0 MB in the end (delta: 44.3 MB). Peak memory consumption was 561.4 MB. Max. memory is 8.0 GB. [2021-08-07 04:14:55,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 198.2 MB. Free memory was 178.2 MB in the beginning and 178.1 MB in the end (delta: 62.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 28.57 ms. Allocated memory is still 198.2 MB. Free memory was 177.0 MB in the beginning and 175.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.94 ms. Allocated memory is still 198.2 MB. Free memory was 175.4 MB in the beginning and 174.5 MB in the end (delta: 981.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 251.15 ms. Allocated memory is still 198.2 MB. Free memory was 174.4 MB in the beginning and 162.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 800816.55 ms. Allocated memory was 198.2 MB in the beginning and 715.1 MB in the end (delta: 516.9 MB). Free memory was 162.3 MB in the beginning and 118.0 MB in the end (delta: 44.3 MB). Peak memory consumption was 561.4 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: 28428, positive: 25907, positive conditional: 25907, positive unconditional: 0, negative: 2521, negative conditional: 2521, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25907, positive: 25907, positive conditional: 25907, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25907, positive: 25907, positive conditional: 25907, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25907, positive: 25907, positive conditional: 25706, positive unconditional: 201, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25907, positive: 25907, positive conditional: 21129, positive unconditional: 4778, 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: 25907, positive: 25907, positive conditional: 21129, positive unconditional: 4778, 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: 301, positive: 301, positive conditional: 143, positive unconditional: 158, 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: 301, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 38, positive conditional: 14, positive unconditional: 23, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25907, positive: 25606, positive conditional: 20986, positive unconditional: 4620, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 301, unknown conditional: 143, unknown unconditional: 158] , Statistics on independence cache: Total cache size (in pairs): 301, Positive cache size: 301, Positive conditional cache size: 143, Positive unconditional cache size: 158, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 4577, Maximal queried relation: 0, Independence queries for same thread: 2521 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 151 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 37 for 1ms.. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 151 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 37 for 1ms.. - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 151 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 37 for 1ms.. - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 151 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 37 for 1ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 48 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 800724.9ms, OverallIterations: 12, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.8ms, PartialOrderReductionTime: 387046.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1777, 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: 106.2ms SsaConstructionTime, 752.5ms SatisfiabilityAnalysisTime, 387049.1ms InterpolantComputationTime, 1800 NumberOfCodeBlocks, 1800 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 1778 ConstructedInterpolants, 129 QuantifiedInterpolants, 151018 SizeOfPredicates, 88 NumberOfNonLiveVariables, 1676 ConjunctsInSsa, 957 ConjunctsInUnsatCore, 22 InterpolantComputations, 0 PerfectInterpolantSequences, 603/6918 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown