/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 04:00:29,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 04:00:29,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 04:00:29,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-25 04:00:29,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-25 04:00:29,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-25 04:00:29,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-25 04:00:29,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-25 04:00:29,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-25 04:00:29,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-25 04:00:29,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-25 04:00:29,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-25 04:00:29,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-25 04:00:29,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-25 04:00:29,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-25 04:00:29,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-25 04:00:29,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-25 04:00:29,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-25 04:00:29,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-25 04:00:29,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-25 04:00:29,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-25 04:00:29,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-25 04:00:29,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-25 04:00:29,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-25 04:00:29,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-25 04:00:29,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-25 04:00:29,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-25 04:00:29,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-25 04:00:29,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-25 04:00:29,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-25 04:00:29,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-25 04:00:29,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-25 04:00:29,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-25 04:00:29,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-25 04:00:29,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-25 04:00:29,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-25 04:00:29,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-25 04:00:29,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-25 04:00:29,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-25 04:00:29,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-25 04:00:29,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-25 04:00:29,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random42.epf [2021-10-25 04:00:29,866 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 04:00:29,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 04:00:29,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 04:00:29,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 04:00:29,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 04:00:29,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 04:00:29,870 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 04:00:29,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 04:00:29,870 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 04:00:29,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 04:00:29,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 04:00:29,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 04:00:29,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 04:00:29,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 04:00:29,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 04:00:29,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 04:00:29,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 04:00:29,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 04:00:29,874 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 04:00:29,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 04:00:29,875 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 [2021-10-25 04:00:29,875 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 04:00:30,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 04:00:30,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 04:00:30,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 04:00:30,050 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-25 04:00:30,051 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-25 04:00:30,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2021-10-25 04:00:30,051 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2021-10-25 04:00:30,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 04:00:30,075 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-10-25 04:00:30,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 04:00:30,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 04:00:30,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 04:00:30,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 04:00:30,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 04:00:30,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 04:00:30,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 04:00:30,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 04:00:30,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 04:00:30,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 04:00:30,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 04:00:30,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/1) ... [2021-10-25 04:00:30,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 04:00:30,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:30,158 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) [2021-10-25 04:00:30,176 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 [2021-10-25 04:00:30,212 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-10-25 04:00:30,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-25 04:00:30,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-25 04:00:30,213 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-10-25 04:00:30,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-25 04:00:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-25 04:00:30,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-10-25 04:00:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 04:00:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 04:00:30,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-10-25 04:00:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-25 04:00:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-25 04:00:30,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-10-25 04:00:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-25 04:00:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-25 04:00:30,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-10-25 04:00:30,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-25 04:00:30,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-25 04:00:30,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-10-25 04:00:30,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-10-25 04:00:30,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-10-25 04:00:30,217 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 04:00:30,426 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 04:00:30,427 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-25 04:00:30,427 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-10-25 04:00:30,427 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-10-25 04:00:30,428 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2021-10-25 04:00:30,428 WARN L329 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2021-10-25 04:00:30,429 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 04:00:30 BoogieIcfgContainer [2021-10-25 04:00:30,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 04:00:30,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 04:00:30,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 04:00:30,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 04:00:30,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 04:00:30" (1/2) ... [2021-10-25 04:00:30,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24dd3aab and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 04:00:30, skipping insertion in model container [2021-10-25 04:00:30,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 04:00:30" (2/2) ... [2021-10-25 04:00:30,451 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2021-10-25 04:00:30,454 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 04:00:30,454 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 04:00:30,454 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-25 04:00:30,454 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 04:00:30,564 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-10-25 04:00:30,606 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 04:00:30,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:30,608 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) [2021-10-25 04:00:30,642 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 [2021-10-25 04:00:30,647 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork4 ======== [2021-10-25 04:00:30,653 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 [2021-10-25 04:00:30,653 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-25 04:00:30,814 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err1INUSE_VIOLATION [2021-10-25 04:00:30,815 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err9INUSE_VIOLATION [2021-10-25 04:00:30,822 INFO L308 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork4 was SAFE,SAFE (1/3) [2021-10-25 04:00:30,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 04:00:30,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:30,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 04:00:30,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-25 04:00:30,844 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork1 ======== [2021-10-25 04:00:30,845 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 [2021-10-25 04:00:30,845 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-25 04:00:30,906 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err3INUSE_VIOLATION [2021-10-25 04:00:30,906 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err5INUSE_VIOLATION [2021-10-25 04:00:30,907 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork1 was SAFE,SAFE (2/3) [2021-10-25 04:00:30,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 04:00:30,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:30,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 04:00:30,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-10-25 04:00:30,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 04:00:30,987 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 [2021-10-25 04:00:30,987 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-25 04:00:31,082 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:31,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:31,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1938372950, now seen corresponding path program 1 times [2021-10-25 04:00:31,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:31,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099841266] [2021-10-25 04:00:31,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:31,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:31,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:31,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099841266] [2021-10-25 04:00:31,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099841266] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:31,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083301614] [2021-10-25 04:00:31,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:31,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:31,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:31,257 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) [2021-10-25 04:00:31,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-25 04:00:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:31,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-25 04:00:31,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:31,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083301614] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:31,511 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:31,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-10-25 04:00:31,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429614292] [2021-10-25 04:00:31,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-25 04:00:31,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:31,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-25 04:00:31,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-25 04:00:31,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:31,528 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:31,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 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) [2021-10-25 04:00:31,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:31,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:31,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:31,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-10-25 04:00:31,771 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:31,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:31,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1566664425, now seen corresponding path program 1 times [2021-10-25 04:00:31,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:31,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930345561] [2021-10-25 04:00:31,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:31,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:32,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:32,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930345561] [2021-10-25 04:00:32,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930345561] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:32,121 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904093787] [2021-10-25 04:00:32,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:32,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:32,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:32,123 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) [2021-10-25 04:00:32,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-25 04:00:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:32,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-25 04:00:32,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:32,504 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 17 treesize of output 9 [2021-10-25 04:00:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:32,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904093787] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:32,712 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:32,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 16 [2021-10-25 04:00:32,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870421886] [2021-10-25 04:00:32,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 04:00:32,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:32,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 04:00:32,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-10-25 04:00:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:32,714 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:32,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 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) [2021-10-25 04:00:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:33,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:33,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:33,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:33,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:33,283 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:33,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:33,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1641745560, now seen corresponding path program 2 times [2021-10-25 04:00:33,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:33,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861740803] [2021-10-25 04:00:33,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:33,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:33,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:33,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861740803] [2021-10-25 04:00:33,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861740803] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:33,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946577143] [2021-10-25 04:00:33,369 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:00:33,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:33,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:33,370 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) [2021-10-25 04:00:33,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-25 04:00:33,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:00:33,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:33,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-25 04:00:33,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:33,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:33,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946577143] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:33,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:33,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-25 04:00:33,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648070528] [2021-10-25 04:00:33,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-25 04:00:33,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:33,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-25 04:00:33,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-10-25 04:00:33,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:33,588 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:33,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 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) [2021-10-25 04:00:33,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:33,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:33,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:33,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:33,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:33,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:33,913 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:33,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:33,913 INFO L82 PathProgramCache]: Analyzing trace with hash -188274090, now seen corresponding path program 1 times [2021-10-25 04:00:33,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:33,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949528490] [2021-10-25 04:00:33,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:33,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:33,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:33,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949528490] [2021-10-25 04:00:33,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949528490] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:33,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084592649] [2021-10-25 04:00:33,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:33,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:33,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:33,982 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) [2021-10-25 04:00:33,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-25 04:00:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:34,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-25 04:00:34,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:34,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:34,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084592649] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:34,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:34,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 8 [2021-10-25 04:00:34,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781953875] [2021-10-25 04:00:34,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-25 04:00:34,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:34,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-25 04:00:34,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-25 04:00:34,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:34,222 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:34,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 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) [2021-10-25 04:00:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:34,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:34,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:34,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:34,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:34,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:34,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:34,485 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:34,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:34,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1805990167, now seen corresponding path program 2 times [2021-10-25 04:00:34,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:34,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978838105] [2021-10-25 04:00:34,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:34,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:34,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:34,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978838105] [2021-10-25 04:00:34,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978838105] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:34,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94594572] [2021-10-25 04:00:34,904 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:00:34,905 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:34,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:34,905 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) [2021-10-25 04:00:34,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-25 04:00:35,077 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:00:35,077 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:35,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 53 conjunts are in the unsatisfiable core [2021-10-25 04:00:35,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:35,794 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:00:35,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 67 [2021-10-25 04:00:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:37,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94594572] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:37,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:37,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-10-25 04:00:37,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905007166] [2021-10-25 04:00:37,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-10-25 04:00:37,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:37,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-10-25 04:00:37,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1009, Unknown=0, NotChecked=0, Total=1122 [2021-10-25 04:00:37,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:37,073 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:37,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 2.0) internal successors, (68), 33 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:00:37,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:37,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:37,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:37,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:37,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:39,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:39,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:39,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:39,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:39,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:39,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:39,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:39,783 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:39,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:39,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1556440168, now seen corresponding path program 3 times [2021-10-25 04:00:39,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:39,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010983615] [2021-10-25 04:00:39,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:39,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:39,858 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:39,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:39,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010983615] [2021-10-25 04:00:39,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010983615] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:39,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193251591] [2021-10-25 04:00:39,859 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:00:39,859 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:39,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:39,876 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) [2021-10-25 04:00:39,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-25 04:00:40,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-25 04:00:40,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:40,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-25 04:00:40,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:40,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193251591] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:40,255 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:40,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-10-25 04:00:40,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597945731] [2021-10-25 04:00:40,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-25 04:00:40,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:40,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-25 04:00:40,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-10-25 04:00:40,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:40,258 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:40,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 10 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:00:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:40,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:40,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:40,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:40,590 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:40,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:40,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1304901974, now seen corresponding path program 4 times [2021-10-25 04:00:40,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:40,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338328631] [2021-10-25 04:00:40,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:40,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:40,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:40,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338328631] [2021-10-25 04:00:40,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338328631] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:40,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947061760] [2021-10-25 04:00:40,679 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:00:40,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:40,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:40,680 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) [2021-10-25 04:00:40,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-25 04:00:40,925 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:00:40,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:40,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-25 04:00:40,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:41,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947061760] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:41,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:41,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 10 [2021-10-25 04:00:41,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131687322] [2021-10-25 04:00:41,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-25 04:00:41,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:41,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-25 04:00:41,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-10-25 04:00:41,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:41,044 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:41,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:41,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:41,325 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,SelfDestructingSolverStorable6 [2021-10-25 04:00:41,326 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:41,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:41,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1940981993, now seen corresponding path program 5 times [2021-10-25 04:00:41,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:41,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569958825] [2021-10-25 04:00:41,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:41,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:42,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:42,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569958825] [2021-10-25 04:00:42,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569958825] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:42,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093670612] [2021-10-25 04:00:42,062 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:00:42,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:42,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:42,063 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) [2021-10-25 04:00:42,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-25 04:00:42,342 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-10-25 04:00:42,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:42,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 77 conjunts are in the unsatisfiable core [2021-10-25 04:00:42,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:43,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:43,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 23 [2021-10-25 04:00:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:44,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093670612] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:44,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:44,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 47 [2021-10-25 04:00:44,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903227188] [2021-10-25 04:00:44,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-10-25 04:00:44,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:44,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-10-25 04:00:44,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=2038, Unknown=0, NotChecked=0, Total=2256 [2021-10-25 04:00:44,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:44,018 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:44,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 1.75) internal successors, (84), 47 states have internal predecessors, (84), 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) [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:44,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:47,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:47,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:47,598 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,SelfDestructingSolverStorable7 [2021-10-25 04:00:47,598 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:47,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:47,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1205749912, now seen corresponding path program 6 times [2021-10-25 04:00:47,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:47,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655904565] [2021-10-25 04:00:47,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:47,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:47,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:47,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655904565] [2021-10-25 04:00:47,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655904565] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:47,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759335149] [2021-10-25 04:00:47,681 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:00:47,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:47,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:47,682 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) [2021-10-25 04:00:47,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-25 04:00:48,021 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-10-25 04:00:48,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:48,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-25 04:00:48,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:48,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759335149] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:48,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:48,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-10-25 04:00:48,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055384765] [2021-10-25 04:00:48,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 04:00:48,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:48,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 04:00:48,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-10-25 04:00:48,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:48,210 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:48,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 12 states have internal predecessors, (62), 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) [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:48,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:48,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:00:48,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:48,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:48,568 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:48,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:48,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1858889302, now seen corresponding path program 7 times [2021-10-25 04:00:48,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:48,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773906817] [2021-10-25 04:00:48,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:48,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:48,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:48,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773906817] [2021-10-25 04:00:48,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773906817] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:48,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988927867] [2021-10-25 04:00:48,658 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:00:48,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:48,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:48,659 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) [2021-10-25 04:00:48,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-25 04:00:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:49,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-25 04:00:49,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 25 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:49,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988927867] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:49,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:49,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 12 [2021-10-25 04:00:49,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143487682] [2021-10-25 04:00:49,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 04:00:49,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:49,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 04:00:49,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-10-25 04:00:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:49,279 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:49,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 12 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:00:49,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:49,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:00:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:00:49,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-25 04:00:49,582 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,SelfDestructingSolverStorable9 [2021-10-25 04:00:49,582 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:00:49,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:00:49,582 INFO L82 PathProgramCache]: Analyzing trace with hash -2082548969, now seen corresponding path program 8 times [2021-10-25 04:00:49,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:00:49,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272956824] [2021-10-25 04:00:49,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:00:49,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:00:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:00:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:50,785 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:00:50,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272956824] [2021-10-25 04:00:50,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272956824] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:50,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829804424] [2021-10-25 04:00:50,785 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:00:50,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:00:50,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:00:50,786 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) [2021-10-25 04:00:50,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-25 04:00:51,223 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:00:51,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:00:51,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 103 conjunts are in the unsatisfiable core [2021-10-25 04:00:51,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:00:53,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:00:53,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:00:53,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:00:53,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:00:53,780 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:00:53,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 95 [2021-10-25 04:00:54,346 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:00:54,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829804424] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:00:54,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:00:54,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 65 [2021-10-25 04:00:54,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823056601] [2021-10-25 04:00:54,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2021-10-25 04:00:54,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:00:54,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-10-25 04:00:54,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=529, Invalid=3761, Unknown=0, NotChecked=0, Total=4290 [2021-10-25 04:00:54,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:00:54,348 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:00:54,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.5151515151515151) internal successors, (100), 65 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) [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:00:54,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:00,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:00,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:00,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:00,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:00,800 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:00,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:00,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1643572328, now seen corresponding path program 9 times [2021-10-25 04:01:00,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:00,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281677701] [2021-10-25 04:01:00,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:00,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:00,943 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:00,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:00,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281677701] [2021-10-25 04:01:00,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281677701] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:00,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043275912] [2021-10-25 04:01:00,944 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:01:00,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:00,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:00,945 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) [2021-10-25 04:01:00,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-25 04:01:01,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-10-25 04:01:01,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:01,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-25 04:01:01,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:01,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043275912] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:01,599 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:01,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-10-25 04:01:01,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11506889] [2021-10-25 04:01:01,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-25 04:01:01,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:01,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-25 04:01:01,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2021-10-25 04:01:01,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:01,600 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:01,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:01,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:01,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:01,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:01,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:02,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:02,002 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:02,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:02,003 INFO L82 PathProgramCache]: Analyzing trace with hash -862342826, now seen corresponding path program 10 times [2021-10-25 04:01:02,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:02,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385386402] [2021-10-25 04:01:02,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:02,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 36 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:02,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:02,149 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385386402] [2021-10-25 04:01:02,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385386402] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:02,149 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392378503] [2021-10-25 04:01:02,149 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:01:02,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:02,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:02,150 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) [2021-10-25 04:01:02,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-25 04:01:02,654 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:01:02,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:02,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-25 04:01:02,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 49 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:02,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392378503] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:02,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:02,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 14 [2021-10-25 04:01:02,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235041518] [2021-10-25 04:01:02,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-25 04:01:02,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:02,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-25 04:01:02,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-10-25 04:01:02,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:02,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:02,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.933333333333334) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:02,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:02,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:02,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:03,117 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,SelfDestructingSolverStorable12 [2021-10-25 04:01:03,117 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:03,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:03,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1444400407, now seen corresponding path program 11 times [2021-10-25 04:01:03,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:03,118 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948075991] [2021-10-25 04:01:03,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:03,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:04,850 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:04,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:04,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948075991] [2021-10-25 04:01:04,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948075991] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:04,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905815651] [2021-10-25 04:01:04,851 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:01:04,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:04,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:04,852 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) [2021-10-25 04:01:04,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-25 04:01:05,390 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-10-25 04:01:05,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:05,393 WARN L261 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 125 conjunts are in the unsatisfiable core [2021-10-25 04:01:05,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:08,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 31 [2021-10-25 04:01:09,243 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:09,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905815651] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:09,244 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:09,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40] total 79 [2021-10-25 04:01:09,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733771812] [2021-10-25 04:01:09,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2021-10-25 04:01:09,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:09,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-10-25 04:01:09,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=522, Invalid=5798, Unknown=0, NotChecked=0, Total=6320 [2021-10-25 04:01:09,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:09,247 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:09,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 1.45) internal successors, (116), 79 states have internal predecessors, (116), 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) [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:09,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:20,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:20,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-10-25 04:01:20,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:20,776 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:20,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:20,776 INFO L82 PathProgramCache]: Analyzing trace with hash 2021522584, now seen corresponding path program 12 times [2021-10-25 04:01:20,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:20,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839928262] [2021-10-25 04:01:20,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:20,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:20,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:20,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839928262] [2021-10-25 04:01:20,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839928262] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:20,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047488644] [2021-10-25 04:01:20,906 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:01:20,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:20,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:20,907 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) [2021-10-25 04:01:20,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-25 04:01:21,578 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-10-25 04:01:21,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:21,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-25 04:01:21,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 100 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:21,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047488644] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:21,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:21,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-10-25 04:01:21,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707729329] [2021-10-25 04:01:21,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 04:01:21,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:21,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 04:01:21,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-10-25 04:01:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:21,751 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:21,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.588235294117647) internal successors, (78), 16 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) [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:21,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:21,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:21,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:22,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:22,155 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:22,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:22,155 INFO L82 PathProgramCache]: Analyzing trace with hash 544348758, now seen corresponding path program 13 times [2021-10-25 04:01:22,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:22,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780770057] [2021-10-25 04:01:22,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:22,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 64 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:22,299 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:22,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780770057] [2021-10-25 04:01:22,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780770057] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:22,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399330644] [2021-10-25 04:01:22,299 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:01:22,299 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:22,300 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) [2021-10-25 04:01:22,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-25 04:01:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:22,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-25 04:01:22,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:23,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399330644] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:23,182 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:23,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 16 [2021-10-25 04:01:23,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780819568] [2021-10-25 04:01:23,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 04:01:23,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:23,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 04:01:23,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-10-25 04:01:23,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:23,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:23,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 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) [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:23,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:23,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:23,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:23,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:23,476 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:23,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:23,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1262282007, now seen corresponding path program 14 times [2021-10-25 04:01:23,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:23,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15756534] [2021-10-25 04:01:23,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:23,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:25,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:25,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15756534] [2021-10-25 04:01:25,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15756534] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:25,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34965599] [2021-10-25 04:01:25,892 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:01:25,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:25,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:25,893 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) [2021-10-25 04:01:25,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-25 04:01:26,579 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:01:26,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:26,582 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 151 conjunts are in the unsatisfiable core [2021-10-25 04:01:26,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:01:31,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:01:31,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:01:31,552 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:01:31,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 55 disjoint index pairs (out of 91 index pairs), introduced 12 new quantified variables, introduced 13 case distinctions, treesize of input 119 treesize of output 143 [2021-10-25 04:01:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:32,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34965599] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:32,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:32,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 97 [2021-10-25 04:01:32,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001009335] [2021-10-25 04:01:32,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2021-10-25 04:01:32,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:32,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-10-25 04:01:32,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1169, Invalid=8337, Unknown=0, NotChecked=0, Total=9506 [2021-10-25 04:01:32,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:32,292 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:32,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 1.346938775510204) internal successors, (132), 97 states have internal predecessors, (132), 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) [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:32,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:47,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:01:47,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:48,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-25 04:01:48,197 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:48,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:48,198 INFO L82 PathProgramCache]: Analyzing trace with hash -293600360, now seen corresponding path program 15 times [2021-10-25 04:01:48,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:48,198 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379076004] [2021-10-25 04:01:48,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:48,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:48,328 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:48,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:48,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379076004] [2021-10-25 04:01:48,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379076004] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:48,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887540633] [2021-10-25 04:01:48,329 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:01:48,329 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:48,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:48,344 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) [2021-10-25 04:01:48,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-25 04:01:49,194 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-10-25 04:01:49,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:49,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-25 04:01:49,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 144 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:49,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887540633] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:49,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:49,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-10-25 04:01:49,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152649103] [2021-10-25 04:01:49,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-25 04:01:49,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:49,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-25 04:01:49,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=205, Unknown=0, NotChecked=0, Total=342 [2021-10-25 04:01:49,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:49,400 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:49,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.526315789473684) internal successors, (86), 18 states have internal predecessors, (86), 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) [2021-10-25 04:01:49,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:01:49,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:49,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:01:49,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:01:49,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:49,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-25 04:01:49,844 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:49,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:49,844 INFO L82 PathProgramCache]: Analyzing trace with hash 672702806, now seen corresponding path program 16 times [2021-10-25 04:01:49,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:49,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752631742] [2021-10-25 04:01:49,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:49,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 100 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:50,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:50,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752631742] [2021-10-25 04:01:50,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752631742] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:50,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860377878] [2021-10-25 04:01:50,053 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:01:50,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:50,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:50,055 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) [2021-10-25 04:01:50,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-25 04:01:51,013 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:01:51,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:51,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-25 04:01:51,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:01:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 121 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:51,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860377878] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:51,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:01:51,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 18 [2021-10-25 04:01:51,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415923683] [2021-10-25 04:01:51,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-25 04:01:51,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:01:51,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-25 04:01:51,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-10-25 04:01:51,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:51,241 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:01:51,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 18 states have internal predecessors, (90), 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) [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:01:51,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:01:51,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:01:51,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:01:51,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-10-25 04:01:51,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:51,561 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:01:51,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:01:51,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1341056233, now seen corresponding path program 17 times [2021-10-25 04:01:51,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:01:51,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175365302] [2021-10-25 04:01:51,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:01:51,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:01:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:01:54,854 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:01:54,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:01:54,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175365302] [2021-10-25 04:01:54,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175365302] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:01:54,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239274722] [2021-10-25 04:01:54,855 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:01:54,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:01:54,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:01:54,856 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:01:54,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-25 04:01:55,783 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-10-25 04:01:55,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:01:55,787 WARN L261 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 173 conjunts are in the unsatisfiable core [2021-10-25 04:01:55,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:02:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:02,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 39 [2021-10-25 04:02:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:02,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239274722] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:02,555 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:02:02,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 56] total 111 [2021-10-25 04:02:02,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549736649] [2021-10-25 04:02:02,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2021-10-25 04:02:02,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:02:02,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2021-10-25 04:02:02,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=954, Invalid=11478, Unknown=0, NotChecked=0, Total=12432 [2021-10-25 04:02:02,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:02,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:02:02,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 1.3214285714285714) internal successors, (148), 111 states have internal predecessors, (148), 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) [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:02,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:28,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:28,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:28,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-25 04:02:28,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:02:28,339 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:02:28,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:02:28,340 INFO L82 PathProgramCache]: Analyzing trace with hash 466757784, now seen corresponding path program 18 times [2021-10-25 04:02:28,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:02:28,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018539664] [2021-10-25 04:02:28,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:02:28,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:02:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:02:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:28,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:02:28,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018539664] [2021-10-25 04:02:28,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018539664] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:28,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132023399] [2021-10-25 04:02:28,514 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:02:28,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:02:28,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:02:28,515 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:02:28,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-25 04:02:29,568 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-10-25 04:02:29,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:02:29,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-25 04:02:29,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:02:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 196 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:29,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132023399] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:29,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:02:29,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-10-25 04:02:29,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355300081] [2021-10-25 04:02:29,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-25 04:02:29,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:02:29,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-25 04:02:29,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=248, Unknown=0, NotChecked=0, Total=420 [2021-10-25 04:02:29,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:29,784 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:02:29,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.476190476190476) internal successors, (94), 20 states have internal predecessors, (94), 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) [2021-10-25 04:02:29,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:29,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:29,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:29,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:29,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:30,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:02:30,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-25 04:02:30,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:02:30,265 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:02:30,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:02:30,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1708148310, now seen corresponding path program 19 times [2021-10-25 04:02:30,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:02:30,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745623331] [2021-10-25 04:02:30,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:02:30,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:02:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:02:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 144 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:30,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:02:30,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745623331] [2021-10-25 04:02:30,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745623331] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:30,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086426317] [2021-10-25 04:02:30,492 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:02:30,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:02:30,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:02:30,493 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:02:30,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-25 04:02:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:02:31,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-25 04:02:31,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:02:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 169 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:31,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086426317] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:31,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:02:31,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17] total 20 [2021-10-25 04:02:31,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940429072] [2021-10-25 04:02:31,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-25 04:02:31,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:02:31,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-25 04:02:31,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=275, Unknown=0, NotChecked=0, Total=420 [2021-10-25 04:02:31,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:31,786 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:02:31,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.666666666666667) internal successors, (98), 20 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:31,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:02:31,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:02:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:02:31,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-10-25 04:02:32,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-25 04:02:32,116 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:02:32,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:02:32,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1781043433, now seen corresponding path program 20 times [2021-10-25 04:02:32,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:02:32,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655996401] [2021-10-25 04:02:32,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:02:32,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:02:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:02:36,268 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:36,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:02:36,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655996401] [2021-10-25 04:02:36,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655996401] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:36,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042177791] [2021-10-25 04:02:36,269 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:02:36,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:02:36,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:02:36,270 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:02:36,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-25 04:02:37,347 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:02:37,347 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:02:37,350 WARN L261 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 199 conjunts are in the unsatisfiable core [2021-10-25 04:02:37,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:02:45,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:02:45,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:02:45,825 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:02:45,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 105 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 16 case distinctions, treesize of input 159 treesize of output 191 [2021-10-25 04:02:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:02:46,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042177791] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:02:46,817 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:02:46,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66] total 129 [2021-10-25 04:02:46,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309967051] [2021-10-25 04:02:46,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2021-10-25 04:02:46,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:02:46,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2021-10-25 04:02:46,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2065, Invalid=14705, Unknown=0, NotChecked=0, Total=16770 [2021-10-25 04:02:46,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:02:46,821 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:02:46,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 1.2615384615384615) internal successors, (164), 129 states have internal predecessors, (164), 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) [2021-10-25 04:02:46,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:02:46,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:46,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:46,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:02:46,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:19,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:19,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:19,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-10-25 04:03:19,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-10-25 04:03:19,533 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:03:19,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:03:19,533 INFO L82 PathProgramCache]: Analyzing trace with hash -524850280, now seen corresponding path program 21 times [2021-10-25 04:03:19,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:03:19,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836427419] [2021-10-25 04:03:19,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:03:19,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:03:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:03:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:19,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:03:19,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836427419] [2021-10-25 04:03:19,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836427419] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:19,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939373187] [2021-10-25 04:03:19,801 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:03:19,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:03:19,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:03:19,802 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:03:19,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-25 04:03:21,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-10-25 04:03:21,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:03:21,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-25 04:03:21,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:03:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 256 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:21,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939373187] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:21,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:03:21,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-10-25 04:03:21,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394961920] [2021-10-25 04:03:21,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 04:03:21,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:03:21,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 04:03:21,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=295, Unknown=0, NotChecked=0, Total=506 [2021-10-25 04:03:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:21,353 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:03:21,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.434782608695652) internal successors, (102), 22 states have internal predecessors, (102), 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) [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:21,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:21,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-10-25 04:03:21,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-25 04:03:21,883 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:03:21,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:03:21,883 INFO L82 PathProgramCache]: Analyzing trace with hash -530839210, now seen corresponding path program 22 times [2021-10-25 04:03:21,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:03:21,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728093778] [2021-10-25 04:03:21,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:03:21,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:03:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:03:22,130 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 196 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:22,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:03:22,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728093778] [2021-10-25 04:03:22,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728093778] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:22,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110965669] [2021-10-25 04:03:22,131 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:03:22,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:03:22,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:03:22,132 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:03:22,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-10-25 04:03:23,426 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:03:23,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:03:23,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 36 conjunts are in the unsatisfiable core [2021-10-25 04:03:23,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:03:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 225 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:23,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1110965669] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:23,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:03:23,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 22 [2021-10-25 04:03:23,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957166811] [2021-10-25 04:03:23,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 04:03:23,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:03:23,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 04:03:23,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=326, Unknown=0, NotChecked=0, Total=506 [2021-10-25 04:03:23,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:23,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:03:23,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.608695652173913) internal successors, (106), 22 states have internal predecessors, (106), 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) [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:23,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:23,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:23,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:23,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:23,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-10-25 04:03:24,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:03:24,039 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:03:24,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:03:24,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1840062185, now seen corresponding path program 23 times [2021-10-25 04:03:24,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:03:24,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431044434] [2021-10-25 04:03:24,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:03:24,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:03:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:03:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:29,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:03:29,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431044434] [2021-10-25 04:03:29,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431044434] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:29,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623347927] [2021-10-25 04:03:29,478 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:03:29,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:03:29,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:03:29,479 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:03:29,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-10-25 04:03:30,819 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2021-10-25 04:03:30,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:03:30,823 WARN L261 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 221 conjunts are in the unsatisfiable core [2021-10-25 04:03:30,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:03:42,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:03:42,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 47 [2021-10-25 04:03:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:03:42,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623347927] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:03:42,760 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:03:42,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 72] total 143 [2021-10-25 04:03:42,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72809119] [2021-10-25 04:03:42,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2021-10-25 04:03:42,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:03:42,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-10-25 04:03:42,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1514, Invalid=19078, Unknown=0, NotChecked=0, Total=20592 [2021-10-25 04:03:42,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:03:42,763 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:03:42,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 1.25) internal successors, (180), 143 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) [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:03:42,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:03:42,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:04:35,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:04:35,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-10-25 04:04:36,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-25 04:04:36,095 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:04:36,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:04:36,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1577923432, now seen corresponding path program 24 times [2021-10-25 04:04:36,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:04:36,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199109622] [2021-10-25 04:04:36,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:04:36,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:04:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:04:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:04:36,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:04:36,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199109622] [2021-10-25 04:04:36,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199109622] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:04:36,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894642448] [2021-10-25 04:04:36,375 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:04:36,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:04:36,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:04:36,376 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:04:36,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-10-25 04:04:37,967 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-10-25 04:04:37,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:04:37,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-25 04:04:37,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:04:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 324 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:04:38,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894642448] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:04:38,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:04:38,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-10-25 04:04:38,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057185621] [2021-10-25 04:04:38,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-25 04:04:38,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:04:38,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-25 04:04:38,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=346, Unknown=0, NotChecked=0, Total=600 [2021-10-25 04:04:38,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:04:38,248 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:04:38,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 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) [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:04:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:38,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:04:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:04:38,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-10-25 04:04:38,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-10-25 04:04:38,828 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:04:38,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:04:38,828 INFO L82 PathProgramCache]: Analyzing trace with hash -486610346, now seen corresponding path program 25 times [2021-10-25 04:04:38,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:04:38,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789080739] [2021-10-25 04:04:38,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:04:38,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:04:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:04:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 256 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:04:39,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:04:39,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789080739] [2021-10-25 04:04:39,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789080739] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:04:39,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966595994] [2021-10-25 04:04:39,071 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:04:39,071 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:04:39,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:04:39,072 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:04:39,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-10-25 04:04:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:04:40,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-25 04:04:40,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:04:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 289 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:04:40,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966595994] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:04:40,971 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:04:40,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 24 [2021-10-25 04:04:40,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880490989] [2021-10-25 04:04:40,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-25 04:04:40,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:04:40,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-25 04:04:40,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=381, Unknown=0, NotChecked=0, Total=600 [2021-10-25 04:04:40,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:04:40,972 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:04:40,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.56) internal successors, (114), 24 states have internal predecessors, (114), 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) [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:04:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:04:40,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:04:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:04:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:04:41,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:04:41,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:04:41,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:04:41,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-10-25 04:04:41,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-25 04:04:41,333 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:04:41,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:04:41,333 INFO L82 PathProgramCache]: Analyzing trace with hash 2143711511, now seen corresponding path program 26 times [2021-10-25 04:04:41,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:04:41,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688730102] [2021-10-25 04:04:41,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:04:41,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:04:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:04:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:04:48,228 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:04:48,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688730102] [2021-10-25 04:04:48,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688730102] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:04:48,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92223101] [2021-10-25 04:04:48,228 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:04:48,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:04:48,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:04:48,229 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:04:48,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-10-25 04:04:49,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:04:49,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:04:49,890 WARN L261 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 247 conjunts are in the unsatisfiable core [2021-10-25 04:04:49,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:05:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-25 04:05:04,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:05:04,237 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:05:04,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 171 disjoint index pairs (out of 210 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 199 treesize of output 239 [2021-10-25 04:05:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:05:05,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92223101] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:05:05,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:05:05,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 82] total 161 [2021-10-25 04:05:05,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501295811] [2021-10-25 04:05:05,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 162 states [2021-10-25 04:05:05,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:05:05,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 162 interpolants. [2021-10-25 04:05:05,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3217, Invalid=22865, Unknown=0, NotChecked=0, Total=26082 [2021-10-25 04:05:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:05:05,368 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:05:05,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 162 states, 162 states have (on average 1.2098765432098766) internal successors, (196), 161 states have internal predecessors, (196), 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) [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:05:05,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:02,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2021-10-25 04:06:03,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-10-25 04:06:03,047 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:06:03,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:06:03,048 INFO L82 PathProgramCache]: Analyzing trace with hash 147278744, now seen corresponding path program 27 times [2021-10-25 04:06:03,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:06:03,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887194031] [2021-10-25 04:06:03,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:06:03,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:06:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:06:03,387 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:03,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:06:03,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887194031] [2021-10-25 04:06:03,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887194031] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:03,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145010319] [2021-10-25 04:06:03,387 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:06:03,387 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:06:03,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:06:03,388 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:06:03,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-10-25 04:06:05,222 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-10-25 04:06:05,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:06:05,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-25 04:06:05,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:06:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 400 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:05,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145010319] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:05,621 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:06:05,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-10-25 04:06:05,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342653912] [2021-10-25 04:06:05,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-25 04:06:05,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:06:05,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-25 04:06:05,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=401, Unknown=0, NotChecked=0, Total=702 [2021-10-25 04:06:05,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:05,622 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:06:05,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.37037037037037) internal successors, (118), 26 states have internal predecessors, (118), 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) [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:05,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:05,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:06,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-10-25 04:06:06,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:06:06,299 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:06:06,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:06:06,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1115952810, now seen corresponding path program 28 times [2021-10-25 04:06:06,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:06:06,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339098813] [2021-10-25 04:06:06,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:06:06,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:06:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:06:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 324 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:06,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:06:06,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339098813] [2021-10-25 04:06:06,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339098813] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:06,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494682770] [2021-10-25 04:06:06,643 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:06:06,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:06:06,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:06:06,684 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:06:06,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-10-25 04:06:08,437 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:06:08,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:06:08,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 44 conjunts are in the unsatisfiable core [2021-10-25 04:06:08,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:06:08,649 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 361 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:08,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494682770] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:08,650 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:06:08,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 26 [2021-10-25 04:06:08,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219715174] [2021-10-25 04:06:08,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-25 04:06:08,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:06:08,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-25 04:06:08,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=440, Unknown=0, NotChecked=0, Total=702 [2021-10-25 04:06:08,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:08,651 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:06:08,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.518518518518518) internal successors, (122), 26 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:08,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:08,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:08,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:08,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:08,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:08,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-10-25 04:06:09,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:06:09,043 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:06:09,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:06:09,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1022697239, now seen corresponding path program 29 times [2021-10-25 04:06:09,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:06:09,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832701917] [2021-10-25 04:06:09,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:06:09,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:06:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:06:17,083 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:17,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:06:17,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832701917] [2021-10-25 04:06:17,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832701917] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:17,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948051519] [2021-10-25 04:06:17,083 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:06:17,083 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:06:17,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:06:17,084 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:06:17,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-10-25 04:06:18,924 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-10-25 04:06:18,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:06:18,929 WARN L261 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 269 conjunts are in the unsatisfiable core [2021-10-25 04:06:18,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:06:36,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:06:37,054 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-10-25 04:06:37,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 21 select indices, 21 select index equivalence classes, 210 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 55 [2021-10-25 04:06:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:06:37,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948051519] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:06:37,811 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:06:37,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 88] total 175 [2021-10-25 04:06:37,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266701324] [2021-10-25 04:06:37,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 176 states [2021-10-25 04:06:37,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:06:37,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 176 interpolants. [2021-10-25 04:06:37,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2202, Invalid=28598, Unknown=0, NotChecked=0, Total=30800 [2021-10-25 04:06:37,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:06:37,828 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:06:37,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 176 states, 176 states have (on average 1.2045454545454546) internal successors, (212), 175 states have internal predecessors, (212), 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) [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:06:37,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:06:37,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:10,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:10,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:10,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:10,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-10-25 04:08:10,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-10-25 04:08:10,551 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:08:10,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:08:10,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1023940456, now seen corresponding path program 30 times [2021-10-25 04:08:10,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:08:10,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593908059] [2021-10-25 04:08:10,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:08:10,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:08:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:08:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:10,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:08:10,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593908059] [2021-10-25 04:08:10,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593908059] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:10,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967599927] [2021-10-25 04:08:10,940 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:08:10,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:08:10,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:08:10,941 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:08:10,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-10-25 04:08:13,154 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2021-10-25 04:08:13,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:08:13,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 47 conjunts are in the unsatisfiable core [2021-10-25 04:08:13,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:08:13,461 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 484 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:13,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967599927] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:13,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:08:13,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-10-25 04:08:13,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515643080] [2021-10-25 04:08:13,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-25 04:08:13,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:08:13,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-25 04:08:13,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=460, Unknown=0, NotChecked=0, Total=812 [2021-10-25 04:08:13,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:13,462 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:08:13,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.344827586206897) internal successors, (126), 28 states have internal predecessors, (126), 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) [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:13,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:13,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:13,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:13,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:13,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:13,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:08:13,944 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2021-10-25 04:08:14,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:08:14,131 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:08:14,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:08:14,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2078931370, now seen corresponding path program 31 times [2021-10-25 04:08:14,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:08:14,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507211968] [2021-10-25 04:08:14,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:08:14,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:08:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:08:14,515 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 400 proven. 569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:14,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:08:14,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507211968] [2021-10-25 04:08:14,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507211968] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:14,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879016681] [2021-10-25 04:08:14,515 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:08:14,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:08:14,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:08:14,516 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:08:14,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-10-25 04:08:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:08:16,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 48 conjunts are in the unsatisfiable core [2021-10-25 04:08:16,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:08:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 441 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:16,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [879016681] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:16,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:08:16,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25] total 28 [2021-10-25 04:08:16,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451960898] [2021-10-25 04:08:16,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-25 04:08:16,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:08:16,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-25 04:08:16,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=503, Unknown=0, NotChecked=0, Total=812 [2021-10-25 04:08:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:16,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:08:16,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.482758620689655) internal successors, (130), 28 states have internal predecessors, (130), 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) [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:16,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:08:16,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:08:17,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:08:17,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2021-10-25 04:08:17,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-10-25 04:08:17,367 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:08:17,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:08:17,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1830939415, now seen corresponding path program 32 times [2021-10-25 04:08:17,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:08:17,368 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398812282] [2021-10-25 04:08:17,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:08:17,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:08:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:08:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:28,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:08:28,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398812282] [2021-10-25 04:08:28,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398812282] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:28,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075690988] [2021-10-25 04:08:28,060 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:08:28,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:08:28,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:08:28,062 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:08:28,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-10-25 04:08:30,280 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:08:30,281 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:08:30,284 WARN L261 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 295 conjunts are in the unsatisfiable core [2021-10-25 04:08:30,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:08:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:08:52,325 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-10-25 04:08:52,419 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-25 04:08:52,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 253 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 23 case distinctions, treesize of input 239 treesize of output 287 [2021-10-25 04:08:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 1014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:08:53,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075690988] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:08:53,924 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:08:53,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 98] total 193 [2021-10-25 04:08:53,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307731564] [2021-10-25 04:08:53,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2021-10-25 04:08:53,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:08:53,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2021-10-25 04:08:53,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4625, Invalid=32817, Unknown=0, NotChecked=0, Total=37442 [2021-10-25 04:08:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:08:53,937 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:08:53,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 1.175257731958763) internal successors, (228), 193 states have internal predecessors, (228), 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) [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:08:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:08:53,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:10:34,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:10:34,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-10-25 04:10:35,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-25 04:10:35,156 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:10:35,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:10:35,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1120379800, now seen corresponding path program 33 times [2021-10-25 04:10:35,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:10:35,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920558905] [2021-10-25 04:10:35,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:10:35,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:10:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:10:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:10:35,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:10:35,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920558905] [2021-10-25 04:10:35,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920558905] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:10:35,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010673037] [2021-10-25 04:10:35,570 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 04:10:35,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:10:35,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:10:35,570 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:10:35,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-10-25 04:10:38,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2021-10-25 04:10:38,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:10:38,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 51 conjunts are in the unsatisfiable core [2021-10-25 04:10:38,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:10:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 576 proven. 485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:10:38,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010673037] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:10:38,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:10:38,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-10-25 04:10:38,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458297093] [2021-10-25 04:10:38,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-25 04:10:38,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:10:38,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-25 04:10:38,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=523, Unknown=0, NotChecked=0, Total=930 [2021-10-25 04:10:38,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:10:38,436 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:10:38,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.32258064516129) internal successors, (134), 30 states have internal predecessors, (134), 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) [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:10:38,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:10:38,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:10:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:10:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:10:38,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2021-10-25 04:10:39,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-10-25 04:10:39,138 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:10:39,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:10:39,138 INFO L82 PathProgramCache]: Analyzing trace with hash -812629674, now seen corresponding path program 34 times [2021-10-25 04:10:39,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:10:39,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324671693] [2021-10-25 04:10:39,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:10:39,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:10:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:10:39,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 484 proven. 669 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:10:39,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:10:39,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324671693] [2021-10-25 04:10:39,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324671693] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:10:39,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545897142] [2021-10-25 04:10:39,624 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-25 04:10:39,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:10:39,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:10:39,624 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:10:39,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-10-25 04:10:42,131 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-25 04:10:42,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:10:42,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-25 04:10:42,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:10:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 529 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:10:42,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545897142] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:10:42,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:10:42,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 27] total 30 [2021-10-25 04:10:42,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448323309] [2021-10-25 04:10:42,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-25 04:10:42,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:10:42,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-25 04:10:42,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=570, Unknown=0, NotChecked=0, Total=930 [2021-10-25 04:10:42,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:10:42,457 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:10:42,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.451612903225806) internal successors, (138), 30 states have internal predecessors, (138), 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) [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:42,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:10:42,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:10:42,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:10:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:10:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:10:42,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-10-25 04:10:42,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-10-25 04:10:42,875 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:10:42,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:10:42,876 INFO L82 PathProgramCache]: Analyzing trace with hash 940561687, now seen corresponding path program 35 times [2021-10-25 04:10:42,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:10:42,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472292506] [2021-10-25 04:10:42,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:10:42,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:10:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:10:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:10:55,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:10:55,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472292506] [2021-10-25 04:10:55,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472292506] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:10:55,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150735247] [2021-10-25 04:10:55,231 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-25 04:10:55,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:10:55,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:10:55,232 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:10:55,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-10-25 04:10:57,826 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2021-10-25 04:10:57,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:10:57,830 WARN L261 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 317 conjunts are in the unsatisfiable core [2021-10-25 04:10:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:11:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 04:11:25,908 INFO L244 Elim1Store]: Index analysis took 182 ms [2021-10-25 04:11:25,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 25 select indices, 25 select index equivalence classes, 300 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 63 [2021-10-25 04:11:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 0 proven. 1202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:11:26,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150735247] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:11:26,882 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:11:26,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 104] total 207 [2021-10-25 04:11:26,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529100706] [2021-10-25 04:11:26,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2021-10-25 04:11:26,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:11:26,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2021-10-25 04:11:26,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3018, Invalid=40038, Unknown=0, NotChecked=0, Total=43056 [2021-10-25 04:11:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:11:26,887 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:11:26,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 208 states have (on average 1.1730769230769231) internal successors, (244), 207 states have internal predecessors, (244), 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) [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:11:26,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:11:26,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:14:04,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:14:04,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:04,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:14:04,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:14:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:14:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-10-25 04:14:04,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2021-10-25 04:14:04,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-10-25 04:14:04,855 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:14:04,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:14:04,856 INFO L82 PathProgramCache]: Analyzing trace with hash 2130279576, now seen corresponding path program 36 times [2021-10-25 04:14:04,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:14:04,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688624560] [2021-10-25 04:14:04,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:14:04,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:14:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:14:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1253 backedges. 676 proven. 577 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:14:05,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:14:05,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688624560] [2021-10-25 04:14:05,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688624560] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:14:05,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801827996] [2021-10-25 04:14:05,395 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-25 04:14:05,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:14:05,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:14:05,396 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:14:05,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-10-25 04:14:08,350 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2021-10-25 04:14:08,350 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:14:08,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 55 conjunts are in the unsatisfiable core [2021-10-25 04:14:08,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:14:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1253 backedges. 676 proven. 577 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:14:08,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801827996] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:14:08,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:14:08,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29] total 32 [2021-10-25 04:14:08,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279973803] [2021-10-25 04:14:08,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-25 04:14:08,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:14:08,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-25 04:14:08,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=466, Invalid=590, Unknown=0, NotChecked=0, Total=1056 [2021-10-25 04:14:08,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:14:08,680 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:14:08,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.303030303030303) internal successors, (142), 32 states have internal predecessors, (142), 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) [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:14:08,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-10-25 04:14:08,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:14:09,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:14:09,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-10-25 04:14:09,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:09,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-10-25 04:14:09,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-10-25 04:14:09,490 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:14:09,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:14:09,490 INFO L82 PathProgramCache]: Analyzing trace with hash 2100140630, now seen corresponding path program 37 times [2021-10-25 04:14:09,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:14:09,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508709844] [2021-10-25 04:14:09,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:14:09,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:14:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:14:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 576 proven. 777 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:14:10,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:14:10,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508709844] [2021-10-25 04:14:10,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508709844] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:14:10,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257179347] [2021-10-25 04:14:10,047 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-25 04:14:10,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:14:10,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:14:10,047 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:14:10,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-10-25 04:14:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:14:12,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 56 conjunts are in the unsatisfiable core [2021-10-25 04:14:12,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 04:14:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 625 proven. 728 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:14:13,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257179347] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:14:13,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 04:14:13,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29] total 32 [2021-10-25 04:14:13,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202594486] [2021-10-25 04:14:13,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-25 04:14:13,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 04:14:13,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-25 04:14:13,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=415, Invalid=641, Unknown=0, NotChecked=0, Total=1056 [2021-10-25 04:14:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:14:13,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 04:14:13,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.424242424242424) internal successors, (146), 32 states have internal predecessors, (146), 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) [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:13,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-25 04:14:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 04:14:13,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-10-25 04:14:13,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-10-25 04:14:13,664 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION] === [2021-10-25 04:14:13,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 04:14:13,664 INFO L82 PathProgramCache]: Analyzing trace with hash 167894295, now seen corresponding path program 38 times [2021-10-25 04:14:13,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 04:14:13,664 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545182213] [2021-10-25 04:14:13,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 04:14:13,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 04:14:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 04:14:28,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 04:14:28,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 04:14:28,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545182213] [2021-10-25 04:14:28,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545182213] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 04:14:28,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594463192] [2021-10-25 04:14:28,005 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 04:14:28,005 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:14:28,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 04:14:28,006 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 04:14:28,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-10-25 04:14:31,177 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 04:14:31,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 04:14:31,181 WARN L261 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 343 conjunts are in the unsatisfiable core [2021-10-25 04:14:31,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-10-25 04:14:49,846 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-10-25 04:14:49,847 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-10-25 04:14:49,856 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 04:14:49,856 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 04:14:49,856 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 04:14:49,856 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 04:14:49,856 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 04:14:49,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-10-25 04:14:50,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,45 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 04:14:50,059 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 134 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 103 for 8ms.. [2021-10-25 04:14:50,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-25 04:14:50,060 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7INUSE_VIOLATION [2021-10-25 04:14:50,060 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT (3/3) [2021-10-25 04:14:50,061 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 04:14:50,061 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 04:14:50,062 INFO L202 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 04:14:50 BasicIcfg [2021-10-25 04:14:50,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 04:14:50,063 INFO L168 Benchmark]: Toolchain (without parser) took 859987.86 ms. Allocated memory was 190.8 MB in the beginning and 1.1 GB in the end (delta: 895.5 MB). Free memory was 149.0 MB in the beginning and 404.8 MB in the end (delta: -255.8 MB). Peak memory consumption was 642.2 MB. Max. memory is 8.0 GB. [2021-10-25 04:14:50,063 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 190.8 MB. Free memory was 150.2 MB in the beginning and 150.1 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 04:14:50,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.73 ms. Allocated memory is still 190.8 MB. Free memory was 148.9 MB in the beginning and 147.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-25 04:14:50,064 INFO L168 Benchmark]: Boogie Preprocessor took 12.56 ms. Allocated memory is still 190.8 MB. Free memory was 147.3 MB in the beginning and 146.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-25 04:14:50,064 INFO L168 Benchmark]: RCFGBuilder took 316.72 ms. Allocated memory is still 190.8 MB. Free memory was 146.3 MB in the beginning and 129.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-10-25 04:14:50,064 INFO L168 Benchmark]: TraceAbstraction took 859628.63 ms. Allocated memory was 190.8 MB in the beginning and 1.1 GB in the end (delta: 895.5 MB). Free memory was 129.1 MB in the beginning and 404.8 MB in the end (delta: -275.6 MB). Peak memory consumption was 621.3 MB. Max. memory is 8.0 GB. [2021-10-25 04:14:50,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 190.8 MB. Free memory was 150.2 MB in the beginning and 150.1 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 22.73 ms. Allocated memory is still 190.8 MB. Free memory was 148.9 MB in the beginning and 147.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.56 ms. Allocated memory is still 190.8 MB. Free memory was 147.3 MB in the beginning and 146.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 316.72 ms. Allocated memory is still 190.8 MB. Free memory was 146.3 MB in the beginning and 129.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 859628.63 ms. Allocated memory was 190.8 MB in the beginning and 1.1 GB in the end (delta: 895.5 MB). Free memory was 129.1 MB in the beginning and 404.8 MB in the end (delta: -275.6 MB). Peak memory consumption was 621.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 739, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 62, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 727, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 659, unknown conditional: 0, unknown unconditional: 659] , Statistics on independence cache: Total cache size (in pairs): 659, Positive cache size: 655, Positive conditional cache size: 0, Positive unconditional cache size: 655, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 12 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 101, Number of persistent set computation: 11, Number of trivial persistent sets: 4, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 739, positive: 720, positive conditional: 69, positive unconditional: 651, negative: 19, negative conditional: 15, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 727, positive: 720, positive conditional: 0, positive unconditional: 720, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 659, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 62, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 727, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 659, unknown conditional: 0, unknown unconditional: 659] , Statistics on independence cache: Total cache size (in pairs): 659, Positive cache size: 655, Positive conditional cache size: 0, Positive unconditional cache size: 655, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 12 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 542, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 538, unknown conditional: 0, unknown unconditional: 538] , Statistics on independence cache: Total cache size (in pairs): 538, Positive cache size: 534, Positive conditional cache size: 0, Positive unconditional cache size: 534, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 58, Number of persistent set computation: 4, Number of trivial persistent sets: 2, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543, positive: 538, positive conditional: 6, positive unconditional: 532, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 542, positive: 538, positive conditional: 0, positive unconditional: 538, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 538, positive: 534, positive conditional: 0, positive unconditional: 534, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 542, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 538, unknown conditional: 0, unknown unconditional: 538] , Statistics on independence cache: Total cache size (in pairs): 538, Positive cache size: 534, Positive conditional cache size: 0, Positive unconditional cache size: 534, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 44314, positive: 35361, positive conditional: 34247, positive unconditional: 1114, negative: 8953, negative conditional: 8945, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37361, positive: 35361, positive conditional: 0, positive unconditional: 35361, negative: 2000, negative conditional: 0, negative unconditional: 2000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1116, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1116, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 37361, positive: 34253, positive conditional: 0, positive unconditional: 34253, negative: 1992, negative conditional: 0, negative unconditional: 1992, unknown: 1116, unknown conditional: 0, unknown unconditional: 1116] , Statistics on independence cache: Total cache size (in pairs): 1116, Positive cache size: 1108, Positive conditional cache size: 0, Positive unconditional cache size: 1108, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Independence queries for same thread: 6953 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 75, Number of persistent set computation: 29, Number of trivial persistent sets: 13, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 44314, positive: 35361, positive conditional: 34247, positive unconditional: 1114, negative: 8953, negative conditional: 8945, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37361, positive: 35361, positive conditional: 0, positive unconditional: 35361, negative: 2000, negative conditional: 0, negative unconditional: 2000, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1116, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1116, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 37361, positive: 34253, positive conditional: 0, positive unconditional: 34253, negative: 1992, negative conditional: 0, negative unconditional: 1992, unknown: 1116, unknown conditional: 0, unknown unconditional: 1116] , Statistics on independence cache: Total cache size (in pairs): 1116, Positive cache size: 1108, Positive conditional cache size: 0, Positive unconditional cache size: 1108, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Independence queries for same thread: 6953 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 134 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 103 for 8ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 134 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 103 for 8ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 134 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 103 for 8ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork4 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 218.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 144.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork1 with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 78.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 59.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 76 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 859152.0ms, OverallIterations: 41, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.1ms, PartialOrderReductionTime: 565033.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1627, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 525.3ms SsaConstructionTime, 2219.3ms SatisfiabilityAnalysisTime, 201461.8ms InterpolantComputationTime, 6268 NumberOfCodeBlocks, 6268 NumberOfCodeBlocksAsserted, 357 NumberOfCheckSat, 6188 ConstructedInterpolants, 0 QuantifiedInterpolants, 172855 SizeOfPredicates, 502 NumberOfNonLiveVariables, 12029 ConjunctsInSsa, 3082 ConjunctsInUnsatCore, 80 InterpolantComputations, 0 PerfectInterpolantSequences, 12073/35986 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown