/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 17:57:01,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 17:57:01,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 17:57:01,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-22 17:57:01,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-22 17:57:01,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-22 17:57:01,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-22 17:57:01,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-22 17:57:01,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-22 17:57:01,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-22 17:57:01,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-22 17:57:01,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-22 17:57:01,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-22 17:57:01,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-22 17:57:01,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-22 17:57:01,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-22 17:57:01,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-22 17:57:01,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-22 17:57:01,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-22 17:57:01,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-22 17:57:01,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-22 17:57:01,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-22 17:57:01,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-22 17:57:01,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-22 17:57:01,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-22 17:57:01,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-22 17:57:01,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-22 17:57:01,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-22 17:57:01,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-22 17:57:01,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-22 17:57:01,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-22 17:57:01,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-22 17:57:01,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-22 17:57:01,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-22 17:57:01,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-22 17:57:01,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-22 17:57:01,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-22 17:57:01,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-22 17:57:01,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 17:57:01,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 17:57:01,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 17:57:01,263 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-NewStatesSleepPersistent-NoLbe.epf [2021-08-22 17:57:01,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 17:57:01,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 17:57:01,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 17:57:01,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 17:57:01,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 17:57:01,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 17:57:01,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 17:57:01,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 17:57:01,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 17:57:01,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 17:57:01,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 17:57:01,282 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 17:57:01,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 17:57:01,283 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 17:57:01,283 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-08-22 17:57:01,283 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 17:57:01,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 17:57:01,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 17:57:01,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 17:57:01,520 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-22 17:57:01,521 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-22 17:57:01,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl [2021-08-22 17:57:01,522 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/three-array-sum-alt.wvr.bpl' [2021-08-22 17:57:01,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 17:57:01,546 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-22 17:57:01,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 17:57:01,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 17:57:01,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 17:57:01,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 17:57:01,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 17:57:01,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 17:57:01,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 17:57:01,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 17:57:01,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 17:57:01,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 17:57:01,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 17:57:01,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/1) ... [2021-08-22 17:57:01,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 17:57:01,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:01,600 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) [2021-08-22 17:57:01,616 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 [2021-08-22 17:57:01,631 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-22 17:57:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-22 17:57:01,631 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-22 17:57:01,631 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-22 17:57:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-22 17:57:01,632 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-22 17:57:01,632 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-22 17:57:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 17:57:01,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 17:57:01,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-22 17:57:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-22 17:57:01,634 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-22 17:57:01,635 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 17:57:01,774 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 17:57:01,774 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-22 17:57:01,775 INFO L202 PluginConnector]: Adding new model three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:57:01 BoogieIcfgContainer [2021-08-22 17:57:01,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 17:57:01,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 17:57:01,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 17:57:01,779 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 17:57:01,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:57:01" (1/2) ... [2021-08-22 17:57:01,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37dc1334 and model type three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:57:01, skipping insertion in model container [2021-08-22 17:57:01,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:57:01" (2/2) ... [2021-08-22 17:57:01,781 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum-alt.wvr.bpl [2021-08-22 17:57:01,784 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 17:57:01,784 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 17:57:01,784 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 17:57:01,784 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 17:57:01,821 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-22 17:57:01,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 17:57:01,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:01,882 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) [2021-08-22 17:57:01,927 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 [2021-08-22 17:57:01,935 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 17:57:01,938 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 [2021-08-22 17:57:01,939 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-22 17:57:02,038 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:02,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:02,042 INFO L82 PathProgramCache]: Analyzing trace with hash -169419356, now seen corresponding path program 1 times [2021-08-22 17:57:02,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:02,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171760466] [2021-08-22 17:57:02,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:02,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:02,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:02,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:02,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171760466] [2021-08-22 17:57:02,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171760466] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 17:57:02,226 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 17:57:02,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 17:57:02,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444151177] [2021-08-22 17:57:02,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 17:57:02,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:02,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 17:57:02,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 17:57:02,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,246 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:02,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-08-22 17:57:02,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:02,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 17:57:02,262 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:02,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:02,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1104173506, now seen corresponding path program 1 times [2021-08-22 17:57:02,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:02,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798976899] [2021-08-22 17:57:02,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:02,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:02,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:02,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798976899] [2021-08-22 17:57:02,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798976899] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:02,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300958154] [2021-08-22 17:57:02,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:02,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:02,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:02,318 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) [2021-08-22 17:57:02,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 17:57:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:02,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-22 17:57:02,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:02,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:02,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300958154] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:02,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:02,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-08-22 17:57:02,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054867564] [2021-08-22 17:57:02,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 17:57:02,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:02,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 17:57:02,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-08-22 17:57:02,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,458 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:02,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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) [2021-08-22 17:57:02,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:02,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:02,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:02,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-22 17:57:02,722 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,SelfDestructingSolverStorable1 [2021-08-22 17:57:02,722 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:02,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:02,723 INFO L82 PathProgramCache]: Analyzing trace with hash 531174756, now seen corresponding path program 1 times [2021-08-22 17:57:02,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:02,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115039822] [2021-08-22 17:57:02,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:02,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 17:57:02,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:02,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115039822] [2021-08-22 17:57:02,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115039822] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:02,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795675627] [2021-08-22 17:57:02,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:02,766 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:02,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:02,767 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) [2021-08-22 17:57:02,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 17:57:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:02,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-22 17:57:02,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 17:57:02,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1795675627] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:02,887 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:02,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-08-22 17:57:02,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632105230] [2021-08-22 17:57:02,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 17:57:02,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:02,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 17:57:02,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-08-22 17:57:02,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,893 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:02,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-22 17:57:02,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:02,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:02,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:02,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:02,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:02,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:02,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:03,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:03,172 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:03,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:03,173 INFO L82 PathProgramCache]: Analyzing trace with hash -517230334, now seen corresponding path program 1 times [2021-08-22 17:57:03,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:03,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656150254] [2021-08-22 17:57:03,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:03,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:03,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:03,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:03,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656150254] [2021-08-22 17:57:03,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656150254] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:03,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313729907] [2021-08-22 17:57:03,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:03,273 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:03,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:03,273 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) [2021-08-22 17:57:03,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 17:57:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:03,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 17:57:03,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:03,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-22 17:57:03,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-22 17:57:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:03,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [313729907] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:03,763 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:03,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 17:57:03,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443235122] [2021-08-22 17:57:03,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 17:57:03,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:03,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 17:57:03,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-22 17:57:03,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:03,765 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:03,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 7 states have internal predecessors, (29), 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) [2021-08-22 17:57:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:03,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:03,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:03,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:04,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:04,021 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:04,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:04,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1845289312, now seen corresponding path program 2 times [2021-08-22 17:57:04,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:04,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748533550] [2021-08-22 17:57:04,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:04,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 17:57:04,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:04,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748533550] [2021-08-22 17:57:04,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748533550] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:04,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266176466] [2021-08-22 17:57:04,085 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 17:57:04,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:04,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:04,086 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) [2021-08-22 17:57:04,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 17:57:04,169 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 17:57:04,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:04,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-22 17:57:04,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 17:57:04,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266176466] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:04,231 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:04,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-08-22 17:57:04,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209476762] [2021-08-22 17:57:04,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 17:57:04,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:04,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 17:57:04,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-22 17:57:04,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:04,233 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:04,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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) [2021-08-22 17:57:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:04,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:04,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:04,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:04,517 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:04,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:04,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1070352834, now seen corresponding path program 3 times [2021-08-22 17:57:04,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:04,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140047792] [2021-08-22 17:57:04,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:04,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-22 17:57:04,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:04,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140047792] [2021-08-22 17:57:04,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140047792] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:04,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466566032] [2021-08-22 17:57:04,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 17:57:04,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:04,555 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) [2021-08-22 17:57:04,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 17:57:04,649 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 17:57:04,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-22 17:57:04,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-22 17:57:04,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466566032] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:04,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:04,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-08-22 17:57:04,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395389250] [2021-08-22 17:57:04,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 17:57:04,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:04,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 17:57:04,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-22 17:57:04,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:04,718 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:04,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 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) [2021-08-22 17:57:04,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:04,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:04,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:04,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:04,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:04,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:04,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:04,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:04,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:04,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-08-22 17:57:04,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:04,996 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:04,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:04,997 INFO L82 PathProgramCache]: Analyzing trace with hash -2058140192, now seen corresponding path program 4 times [2021-08-22 17:57:04,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:04,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019617265] [2021-08-22 17:57:04,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:04,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:05,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:05,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019617265] [2021-08-22 17:57:05,305 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019617265] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:05,305 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133092516] [2021-08-22 17:57:05,306 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 17:57:05,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:05,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:05,321 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) [2021-08-22 17:57:05,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 17:57:05,468 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 17:57:05,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:05,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-22 17:57:05,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:05,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-08-22 17:57:06,016 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-08-22 17:57:06,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 48 [2021-08-22 17:57:06,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2021-08-22 17:57:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:06,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133092516] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:06,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:06,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 14 [2021-08-22 17:57:06,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35332381] [2021-08-22 17:57:06,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 17:57:06,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:06,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 17:57:06,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2021-08-22 17:57:06,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:06,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:06,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 14 states have internal predecessors, (40), 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) [2021-08-22 17:57:06,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:06,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:06,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-08-22 17:57:06,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:06,698 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:06,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:06,698 INFO L82 PathProgramCache]: Analyzing trace with hash 898921628, now seen corresponding path program 5 times [2021-08-22 17:57:06,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:06,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784241314] [2021-08-22 17:57:06,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:06,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-22 17:57:06,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:06,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784241314] [2021-08-22 17:57:06,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784241314] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:06,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312976380] [2021-08-22 17:57:06,751 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 17:57:06,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:06,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:06,752 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) [2021-08-22 17:57:06,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 17:57:06,904 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-08-22 17:57:06,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:06,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 17:57:06,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:06,985 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-22 17:57:06,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312976380] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:06,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:06,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-08-22 17:57:06,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360796905] [2021-08-22 17:57:06,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 17:57:06,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:06,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 17:57:06,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-08-22 17:57:06,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:06,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:06,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 9 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:06,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:07,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:07,324 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,SelfDestructingSolverStorable7 [2021-08-22 17:57:07,325 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:07,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:07,325 INFO L82 PathProgramCache]: Analyzing trace with hash -430814624, now seen corresponding path program 6 times [2021-08-22 17:57:07,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:07,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983752066] [2021-08-22 17:57:07,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:07,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-22 17:57:07,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:07,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983752066] [2021-08-22 17:57:07,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983752066] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:07,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075799453] [2021-08-22 17:57:07,384 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 17:57:07,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:07,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:07,385 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) [2021-08-22 17:57:07,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 17:57:07,567 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-08-22 17:57:07,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:07,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-22 17:57:07,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:07,664 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 17:57:07,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075799453] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:07,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:07,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-08-22 17:57:07,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723780179] [2021-08-22 17:57:07,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 17:57:07,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:07,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 17:57:07,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-08-22 17:57:07,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:07,666 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:07,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 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) [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:07,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:07,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:07,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:08,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:08,018 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:08,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:08,019 INFO L82 PathProgramCache]: Analyzing trace with hash -2126236644, now seen corresponding path program 7 times [2021-08-22 17:57:08,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:08,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700033228] [2021-08-22 17:57:08,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:08,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:08,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:08,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700033228] [2021-08-22 17:57:08,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700033228] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:08,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610478974] [2021-08-22 17:57:08,596 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 17:57:08,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:08,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:08,600 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) [2021-08-22 17:57:08,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 17:57:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:08,798 WARN L261 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 59 conjunts are in the unsatisfiable core [2021-08-22 17:57:08,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:09,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-08-22 17:57:09,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2021-08-22 17:57:09,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 53 [2021-08-22 17:57:09,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 83 [2021-08-22 17:57:09,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2021-08-22 17:57:09,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2021-08-22 17:57:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:09,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610478974] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:09,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:09,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14] total 24 [2021-08-22 17:57:09,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777837792] [2021-08-22 17:57:09,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 17:57:09,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:09,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 17:57:09,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2021-08-22 17:57:09,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:09,854 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:09,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.4) internal successors, (60), 24 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 17:57:09,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:10,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:10,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:10,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:10,920 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,SelfDestructingSolverStorable9 [2021-08-22 17:57:10,920 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:10,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:10,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1548574612, now seen corresponding path program 8 times [2021-08-22 17:57:10,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:10,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373421314] [2021-08-22 17:57:10,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:10,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 44 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-22 17:57:11,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:11,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373421314] [2021-08-22 17:57:11,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373421314] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:11,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872908279] [2021-08-22 17:57:11,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 17:57:11,041 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:11,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:11,041 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) [2021-08-22 17:57:11,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 17:57:11,290 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 17:57:11,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:11,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 17:57:11,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:11,407 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 49 proven. 31 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-22 17:57:11,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872908279] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:11,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:11,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2021-08-22 17:57:11,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405501614] [2021-08-22 17:57:11,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-22 17:57:11,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:11,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-22 17:57:11,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-08-22 17:57:11,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:11,408 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:11,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 15 states have internal predecessors, (49), 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) [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:11,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:11,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:11,861 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,SelfDestructingSolverStorable10 [2021-08-22 17:57:11,861 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:11,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:11,862 INFO L82 PathProgramCache]: Analyzing trace with hash 2021361948, now seen corresponding path program 9 times [2021-08-22 17:57:11,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:11,862 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930119103] [2021-08-22 17:57:11,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:11,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:11,971 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 36 proven. 44 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-22 17:57:11,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:11,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930119103] [2021-08-22 17:57:11,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930119103] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:11,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665037964] [2021-08-22 17:57:11,971 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 17:57:11,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:11,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:11,985 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) [2021-08-22 17:57:11,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-22 17:57:12,262 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-22 17:57:12,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:12,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 26 conjunts are in the unsatisfiable core [2021-08-22 17:57:12,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 51 proven. 44 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-08-22 17:57:12,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665037964] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:12,730 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:12,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 29 [2021-08-22 17:57:12,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51842306] [2021-08-22 17:57:12,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-22 17:57:12,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:12,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-22 17:57:12,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=693, Unknown=0, NotChecked=0, Total=870 [2021-08-22 17:57:12,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:12,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:12,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.6) internal successors, (78), 29 states have internal predecessors, (78), 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) [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:12,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:13,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:13,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-08-22 17:57:13,412 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,SelfDestructingSolverStorable11 [2021-08-22 17:57:13,413 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:13,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:13,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1934639990, now seen corresponding path program 10 times [2021-08-22 17:57:13,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:13,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208629297] [2021-08-22 17:57:13,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:13,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 36 proven. 77 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-22 17:57:13,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:13,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208629297] [2021-08-22 17:57:13,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208629297] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:13,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750049862] [2021-08-22 17:57:13,590 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 17:57:13,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:13,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:13,605 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) [2021-08-22 17:57:13,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-22 17:57:13,931 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 17:57:13,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:13,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-22 17:57:13,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-22 17:57:14,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750049862] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:14,089 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:14,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-08-22 17:57:14,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267577973] [2021-08-22 17:57:14,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 17:57:14,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:14,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 17:57:14,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-08-22 17:57:14,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:14,090 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:14,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.8947368421052633) internal successors, (55), 18 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:14,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:14,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:14,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:14,673 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,SelfDestructingSolverStorable12 [2021-08-22 17:57:14,673 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:14,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:14,673 INFO L82 PathProgramCache]: Analyzing trace with hash -406871404, now seen corresponding path program 11 times [2021-08-22 17:57:14,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:14,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459435448] [2021-08-22 17:57:14,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:14,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:16,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:16,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459435448] [2021-08-22 17:57:16,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459435448] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:16,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008021860] [2021-08-22 17:57:16,049 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 17:57:16,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:16,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:16,051 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:16,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-22 17:57:16,389 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-08-22 17:57:16,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:16,391 WARN L261 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 111 conjunts are in the unsatisfiable core [2021-08-22 17:57:16,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:17,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-08-22 17:57:17,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:17,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 41 [2021-08-22 17:57:17,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:17,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:17,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:17,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 67 [2021-08-22 17:57:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 97 [2021-08-22 17:57:18,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 88 [2021-08-22 17:57:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 130 [2021-08-22 17:57:18,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:18,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 137 [2021-08-22 17:57:18,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 181 [2021-08-22 17:57:18,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 130 [2021-08-22 17:57:18,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 51 [2021-08-22 17:57:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:19,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008021860] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:19,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:19,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 44 [2021-08-22 17:57:19,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891875608] [2021-08-22 17:57:19,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-22 17:57:19,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:19,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-22 17:57:19,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1838, Unknown=0, NotChecked=0, Total=1980 [2021-08-22 17:57:19,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:19,051 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:19,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.2222222222222223) internal successors, (100), 44 states have internal predecessors, (100), 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) [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:19,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:19,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:21,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:21,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:21,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:21,641 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:21,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:21,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1008284036, now seen corresponding path program 12 times [2021-08-22 17:57:21,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:21,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543631071] [2021-08-22 17:57:21,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:21,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 196 proven. 124 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-22 17:57:21,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:21,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543631071] [2021-08-22 17:57:21,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543631071] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:21,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072210083] [2021-08-22 17:57:21,929 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 17:57:21,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:21,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:21,930 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:21,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-22 17:57:22,414 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2021-08-22 17:57:22,414 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:22,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-22 17:57:22,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 64 proven. 200 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-08-22 17:57:22,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072210083] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:22,737 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:22,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 19] total 34 [2021-08-22 17:57:22,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206748947] [2021-08-22 17:57:22,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-22 17:57:22,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:22,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-22 17:57:22,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=882, Unknown=0, NotChecked=0, Total=1190 [2021-08-22 17:57:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:22,739 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:22,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.6285714285714286) internal successors, (92), 34 states have internal predecessors, (92), 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) [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:22,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:23,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:23,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-22 17:57:23,982 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:23,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:23,982 INFO L82 PathProgramCache]: Analyzing trace with hash 967015572, now seen corresponding path program 13 times [2021-08-22 17:57:23,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:23,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723479079] [2021-08-22 17:57:23,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:23,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:24,275 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 196 proven. 124 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2021-08-22 17:57:24,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:24,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723479079] [2021-08-22 17:57:24,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723479079] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:24,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343757726] [2021-08-22 17:57:24,276 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 17:57:24,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:24,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:24,278 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:24,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-22 17:57:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:24,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 26 conjunts are in the unsatisfiable core [2021-08-22 17:57:24,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:25,022 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 225 proven. 95 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2021-08-22 17:57:25,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343757726] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:25,022 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:25,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 27 [2021-08-22 17:57:25,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550920857] [2021-08-22 17:57:25,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-22 17:57:25,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:25,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-22 17:57:25,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=546, Unknown=0, NotChecked=0, Total=756 [2021-08-22 17:57:25,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:25,023 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:25,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 2.607142857142857) internal successors, (73), 27 states have internal predecessors, (73), 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) [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:25,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:25,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:25,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:25,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-22 17:57:25,787 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:25,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:25,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1569667196, now seen corresponding path program 14 times [2021-08-22 17:57:25,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:25,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853766957] [2021-08-22 17:57:25,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:25,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 768 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:30,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:30,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853766957] [2021-08-22 17:57:30,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853766957] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:30,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146635869] [2021-08-22 17:57:30,801 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 17:57:30,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:30,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:30,801 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:30,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-22 17:57:31,415 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 17:57:31,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:31,420 WARN L261 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 215 conjunts are in the unsatisfiable core [2021-08-22 17:57:31,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:35,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-08-22 17:57:35,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:35,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-08-22 17:57:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:35,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:35,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:35,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 77 [2021-08-22 17:57:36,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 68 [2021-08-22 17:57:36,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 94 [2021-08-22 17:57:36,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:36,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:36,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:36,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:36,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 130 [2021-08-22 17:57:37,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 123 [2021-08-22 17:57:37,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:37,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 182 [2021-08-22 17:57:37,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 198 [2021-08-22 17:57:38,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 191 [2021-08-22 17:57:38,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:38,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 256 [2021-08-22 17:57:39,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 218 [2021-08-22 17:57:40,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 302 [2021-08-22 17:57:40,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:40,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 302 treesize of output 328 [2021-08-22 17:57:41,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:57:41,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 261 treesize of output 292 [2021-08-22 17:57:41,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 409 treesize of output 321 [2021-08-22 17:57:41,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 91 [2021-08-22 17:57:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 768 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:57:42,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146635869] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:42,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:42,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 50] total 84 [2021-08-22 17:57:42,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091578660] [2021-08-22 17:57:42,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2021-08-22 17:57:42,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:42,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-08-22 17:57:42,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=6802, Unknown=0, NotChecked=0, Total=7140 [2021-08-22 17:57:42,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:42,123 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:42,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 2.1176470588235294) internal successors, (180), 84 states have internal predecessors, (180), 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) [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:42,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:42,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:49,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:57:49,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:49,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-22 17:57:49,897 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:49,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:49,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1985952412, now seen corresponding path program 15 times [2021-08-22 17:57:49,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:49,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249028225] [2021-08-22 17:57:49,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:49,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:50,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 900 proven. 380 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2021-08-22 17:57:50,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:50,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249028225] [2021-08-22 17:57:50,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249028225] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:50,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755477917] [2021-08-22 17:57:50,674 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 17:57:50,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:50,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:50,675 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:50,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-22 17:57:51,658 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 33 check-sat command(s) [2021-08-22 17:57:51,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:51,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 50 conjunts are in the unsatisfiable core [2021-08-22 17:57:51,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:52,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 961 proven. 319 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2021-08-22 17:57:52,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755477917] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:52,014 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:52,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 51 [2021-08-22 17:57:52,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490440600] [2021-08-22 17:57:52,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2021-08-22 17:57:52,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:52,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-08-22 17:57:52,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=734, Invalid=1918, Unknown=0, NotChecked=0, Total=2652 [2021-08-22 17:57:52,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:52,015 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:52,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 2.326923076923077) internal successors, (121), 51 states have internal predecessors, (121), 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) [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:57:52,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:57:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:57:53,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:53,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-22 17:57:53,667 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:53,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:53,667 INFO L82 PathProgramCache]: Analyzing trace with hash 277691268, now seen corresponding path program 16 times [2021-08-22 17:57:53,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:53,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7770657] [2021-08-22 17:57:53,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:53,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:57:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2304 backedges. 900 proven. 380 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-08-22 17:57:54,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:57:54,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7770657] [2021-08-22 17:57:54,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7770657] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:54,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352315892] [2021-08-22 17:57:54,792 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 17:57:54,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:54,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:57:54,800 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:57:54,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-22 17:57:55,703 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 17:57:55,703 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:57:55,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 50 conjunts are in the unsatisfiable core [2021-08-22 17:57:55,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:57:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2304 backedges. 961 proven. 319 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-08-22 17:57:56,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352315892] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:57:56,176 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:57:56,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 51 [2021-08-22 17:57:56,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175729489] [2021-08-22 17:57:56,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2021-08-22 17:57:56,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:57:56,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-08-22 17:57:56,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=734, Invalid=1918, Unknown=0, NotChecked=0, Total=2652 [2021-08-22 17:57:56,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:56,177 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:57:56,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 2.326923076923077) internal successors, (121), 51 states have internal predecessors, (121), 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) [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:57:56,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:57:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:57:57,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:57:57,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-22 17:57:57,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:57:57,848 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:57:57,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:57:57,848 INFO L82 PathProgramCache]: Analyzing trace with hash -1789120156, now seen corresponding path program 17 times [2021-08-22 17:57:57,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:57:57,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302534276] [2021-08-22 17:57:57,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:57:57,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:57:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:58:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:58:21,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:58:21,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302534276] [2021-08-22 17:58:21,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302534276] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:58:21,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053054016] [2021-08-22 17:58:21,000 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 17:58:21,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:58:21,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:58:21,001 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 17:58:21,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-22 17:58:22,291 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2021-08-22 17:58:22,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:58:22,298 WARN L261 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 423 conjunts are in the unsatisfiable core [2021-08-22 17:58:22,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:58:39,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-08-22 17:58:40,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 33 [2021-08-22 17:58:41,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:41,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:41,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 62 [2021-08-22 17:58:41,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 63 [2021-08-22 17:58:42,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:42,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:42,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:42,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:42,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 91 [2021-08-22 17:58:43,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:43,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 117 [2021-08-22 17:58:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:44,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 152 [2021-08-22 17:58:45,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:45,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 182 [2021-08-22 17:58:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:46,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 248 [2021-08-22 17:58:47,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 183 [2021-08-22 17:58:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:48,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 216 [2021-08-22 17:58:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:49,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:50,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:50,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:50,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:50,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 292 [2021-08-22 17:58:51,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:51,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 263 [2021-08-22 17:58:52,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:52,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 364 [2021-08-22 17:58:54,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:54,324 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-08-22 17:58:54,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 300 treesize of output 337 [2021-08-22 17:58:55,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:55,817 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-08-22 17:58:55,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 358 [2021-08-22 17:58:57,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 285 treesize of output 328 [2021-08-22 17:58:58,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:58:58,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 356 [2021-08-22 17:59:00,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 171 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 363 [2021-08-22 17:59:01,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 190 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 339 treesize of output 393 [2021-08-22 17:59:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:03,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 210 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 364 treesize of output 421 [2021-08-22 17:59:05,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 21 select indices, 21 select index equivalence classes, 231 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 370 treesize of output 428 [2021-08-22 17:59:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:07,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 22 select indices, 22 select index equivalence classes, 253 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 392 treesize of output 451 [2021-08-22 17:59:09,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:09,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 23 select indices, 23 select index equivalence classes, 276 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 482 [2021-08-22 17:59:11,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:11,306 INFO L244 Elim1Store]: Index analysis took 142 ms [2021-08-22 17:59:11,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 24 select indices, 24 select index equivalence classes, 300 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 583 treesize of output 646 [2021-08-22 17:59:13,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 25 select indices, 25 select index equivalence classes, 325 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 441 treesize of output 513 [2021-08-22 17:59:15,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:15,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 26 select indices, 26 select index equivalence classes, 351 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 0 case distinctions, treesize of input 463 treesize of output 536 [2021-08-22 17:59:17,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 27 select indices, 27 select index equivalence classes, 378 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 0 case distinctions, treesize of input 472 treesize of output 548 [2021-08-22 17:59:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:20,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 28 select indices, 28 select index equivalence classes, 406 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 497 treesize of output 576 [2021-08-22 17:59:22,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:22,459 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-08-22 17:59:22,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 29 select indices, 29 select index equivalence classes, 435 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 692 treesize of output 770 [2021-08-22 17:59:24,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:24,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-22 17:59:25,146 INFO L244 Elim1Store]: Index analysis took 177 ms [2021-08-22 17:59:25,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 30 select indices, 30 select index equivalence classes, 465 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 549 treesize of output 632 [2021-08-22 17:59:27,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 496 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 0 case distinctions, treesize of input 828 treesize of output 642 [2021-08-22 17:59:27,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 496 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 0 case distinctions, treesize of input 299 treesize of output 107 [2021-08-22 17:59:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:59:27,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053054016] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:59:27,897 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:59:27,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 98] total 164 [2021-08-22 17:59:27,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987398303] [2021-08-22 17:59:27,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 165 states [2021-08-22 17:59:27,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:59:27,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2021-08-22 17:59:27,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=922, Invalid=26138, Unknown=0, NotChecked=0, Total=27060 [2021-08-22 17:59:27,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:59:27,903 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:59:27,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 165 states, 165 states have (on average 2.0606060606060606) internal successors, (340), 164 states have internal predecessors, (340), 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) [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 17:59:27,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-08-22 17:59:27,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:59:27,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 17:59:27,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 18:00:05,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 18:00:05,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:05,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:05,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:05,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-08-22 18:00:05,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-22 18:00:05,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 18:00:05,908 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 18:00:05,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 18:00:05,908 INFO L82 PathProgramCache]: Analyzing trace with hash -928010972, now seen corresponding path program 18 times [2021-08-22 18:00:05,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 18:00:05,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90865442] [2021-08-22 18:00:05,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 18:00:05,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 18:00:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 18:00:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6144 backedges. 3844 proven. 1276 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-08-22 18:00:09,559 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 18:00:09,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90865442] [2021-08-22 18:00:09,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90865442] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 18:00:09,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211439078] [2021-08-22 18:00:09,559 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 18:00:09,559 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 18:00:09,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 18:00:09,560 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 18:00:09,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-22 18:00:11,716 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 65 check-sat command(s) [2021-08-22 18:00:11,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 18:00:11,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 67 conjunts are in the unsatisfiable core [2021-08-22 18:00:11,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 18:00:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6144 backedges. 1024 proven. 3104 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2021-08-22 18:00:14,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211439078] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 18:00:14,700 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 18:00:14,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 67] total 130 [2021-08-22 18:00:14,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571056517] [2021-08-22 18:00:14,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 131 states [2021-08-22 18:00:14,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 18:00:14,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2021-08-22 18:00:14,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4292, Invalid=12738, Unknown=0, NotChecked=0, Total=17030 [2021-08-22 18:00:14,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 18:00:14,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 18:00:14,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 131 states, 131 states have (on average 2.16793893129771) internal successors, (284), 130 states have internal predecessors, (284), 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) [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-08-22 18:00:14,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 18:00:22,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 18:00:22,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:22,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:22,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 18:00:22,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-08-22 18:00:22,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-08-22 18:00:22,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-22 18:00:22,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 18:00:22,932 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 18:00:22,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 18:00:22,932 INFO L82 PathProgramCache]: Analyzing trace with hash -18343580, now seen corresponding path program 19 times [2021-08-22 18:00:22,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 18:00:22,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156693118] [2021-08-22 18:00:22,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 18:00:22,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 18:00:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 18:00:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9216 backedges. 3844 proven. 1276 refuted. 0 times theorem prover too weak. 4096 trivial. 0 not checked. [2021-08-22 18:00:26,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 18:00:26,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156693118] [2021-08-22 18:00:26,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156693118] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 18:00:26,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595487022] [2021-08-22 18:00:26,624 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 18:00:26,625 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 18:00:26,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 18:00:26,725 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 18:00:26,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-22 18:00:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 18:00:28,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 98 conjunts are in the unsatisfiable core [2021-08-22 18:00:28,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 18:00:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 9216 backedges. 3969 proven. 1151 refuted. 0 times theorem prover too weak. 4096 trivial. 0 not checked. [2021-08-22 18:00:29,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595487022] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 18:00:29,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 18:00:29,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 98] total 99 [2021-08-22 18:00:29,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620731339] [2021-08-22 18:00:29,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2021-08-22 18:00:29,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 18:00:29,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2021-08-22 18:00:29,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2742, Invalid=7158, Unknown=0, NotChecked=0, Total=9900 [2021-08-22 18:00:29,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 18:00:29,584 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 18:00:29,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 2.17) internal successors, (217), 99 states have internal predecessors, (217), 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) [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 18:00:29,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-08-22 18:00:29,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 18:00:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 18:00:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-08-22 18:00:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-08-22 18:00:34,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-22 18:00:34,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 18:00:34,240 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 18:00:34,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 18:00:34,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1717011748, now seen corresponding path program 20 times [2021-08-22 18:00:34,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 18:00:34,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727558189] [2021-08-22 18:00:34,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 18:00:34,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 18:00:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat