/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 15:58:08,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 15:58:08,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 15:58:08,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 15:58:08,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 15:58:08,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 15:58:08,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 15:58:08,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 15:58:08,521 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 15:58:08,523 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 15:58:08,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 15:58:08,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 15:58:08,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 15:58:08,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 15:58:08,525 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 15:58:08,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 15:58:08,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 15:58:08,525 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 15:58:08,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 15:58:08,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 15:58:08,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 15:58:08,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 15:58:08,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 15:58:08,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 15:58:08,527 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 15:58:08,528 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 15:58:08,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 15:58:08,528 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 15:58:08,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 15:58:08,528 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 15:58:08,529 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 15:58:08,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 15:58:08,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 15:58:08,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 15:58:08,530 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 15:58:08,531 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 15:58:08,531 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 15:58:08,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 15:58:08,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 15:58:08,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 15:58:08,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 15:58:08,712 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 15:58:08,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-2.i [2023-12-19 15:58:09,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 15:58:09,832 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 15:58:09,833 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-2.i [2023-12-19 15:58:09,845 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29351e20d/af90b99f177c4ae4b076faf4622b10d4/FLAG34d24d246 [2023-12-19 15:58:09,853 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29351e20d/af90b99f177c4ae4b076faf4622b10d4 [2023-12-19 15:58:09,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 15:58:09,856 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 15:58:09,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 15:58:09,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 15:58:09,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 15:58:09,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:58:09" (1/1) ... [2023-12-19 15:58:09,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b69d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:09, skipping insertion in model container [2023-12-19 15:58:09,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:58:09" (1/1) ... [2023-12-19 15:58:09,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 15:58:09,978 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-2.i[916,929] [2023-12-19 15:58:10,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 15:58:10,029 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 15:58:10,043 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-2.i[916,929] [2023-12-19 15:58:10,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 15:58:10,075 INFO L206 MainTranslator]: Completed translation [2023-12-19 15:58:10,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10 WrapperNode [2023-12-19 15:58:10,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 15:58:10,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 15:58:10,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 15:58:10,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 15:58:10,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,130 INFO L138 Inliner]: procedures = 29, calls = 155, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 516 [2023-12-19 15:58:10,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 15:58:10,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 15:58:10,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 15:58:10,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 15:58:10,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,144 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,157 INFO L175 MemorySlicer]: Split 131 memory accesses to 2 slices as follows [2, 129]. 98 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 10]. The 15 writes are split as follows [0, 15]. [2023-12-19 15:58:10,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 15:58:10,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 15:58:10,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 15:58:10,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 15:58:10,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (1/1) ... [2023-12-19 15:58:10,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 15:58:10,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:10,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-19 15:58:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-19 15:58:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 15:58:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 15:58:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 15:58:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-19 15:58:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 15:58:10,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 15:58:10,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-19 15:58:10,351 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 15:58:10,352 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 15:58:10,630 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 15:58:10,655 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 15:58:10,655 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 15:58:10,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:58:10 BoogieIcfgContainer [2023-12-19 15:58:10,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 15:58:10,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 15:58:10,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 15:58:10,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 15:58:10,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 03:58:09" (1/3) ... [2023-12-19 15:58:10,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e36bf63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:58:10, skipping insertion in model container [2023-12-19 15:58:10,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:58:10" (2/3) ... [2023-12-19 15:58:10,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e36bf63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:58:10, skipping insertion in model container [2023-12-19 15:58:10,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:58:10" (3/3) ... [2023-12-19 15:58:10,661 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-2.i [2023-12-19 15:58:10,672 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 15:58:10,673 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 15:58:10,728 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 15:58:10,740 INFO L357 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@61a3828c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 15:58:10,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 15:58:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 80 states have (on average 1.5125) internal successors, (121), 81 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-19 15:58:10,751 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:10,752 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:10,752 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:10,756 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:10,756 INFO L85 PathProgramCache]: Analyzing trace with hash -2114633029, now seen corresponding path program 1 times [2023-12-19 15:58:10,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:10,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632889489] [2023-12-19 15:58:10,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:10,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:10,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:10,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632889489] [2023-12-19 15:58:10,914 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 15:58:10,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316287779] [2023-12-19 15:58:10,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:10,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:10,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:10,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:58:10,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 15:58:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:11,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 15:58:11,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2023-12-19 15:58:11,143 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:11,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316287779] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:11,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:11,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 15:58:11,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922243648] [2023-12-19 15:58:11,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:11,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 15:58:11,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:11,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 15:58:11,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 15:58:11,175 INFO L87 Difference]: Start difference. First operand has 95 states, 80 states have (on average 1.5125) internal successors, (121), 81 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 15:58:11,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:11,213 INFO L93 Difference]: Finished difference Result 187 states and 300 transitions. [2023-12-19 15:58:11,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 15:58:11,215 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 95 [2023-12-19 15:58:11,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:11,221 INFO L225 Difference]: With dead ends: 187 [2023-12-19 15:58:11,221 INFO L226 Difference]: Without dead ends: 93 [2023-12-19 15:58:11,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 15:58:11,227 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:11,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:11,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-12-19 15:58:11,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-12-19 15:58:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 79 states have (on average 1.4683544303797469) internal successors, (116), 79 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 140 transitions. [2023-12-19 15:58:11,266 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 140 transitions. Word has length 95 [2023-12-19 15:58:11,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:11,266 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 140 transitions. [2023-12-19 15:58:11,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 15:58:11,267 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2023-12-19 15:58:11,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-19 15:58:11,269 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:11,269 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:11,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-19 15:58:11,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 15:58:11,476 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:11,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:11,477 INFO L85 PathProgramCache]: Analyzing trace with hash 125841295, now seen corresponding path program 1 times [2023-12-19 15:58:11,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:11,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438182643] [2023-12-19 15:58:11,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:11,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:11,544 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:11,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1390736183] [2023-12-19 15:58:11,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:11,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:11,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:11,546 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:58:11,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 15:58:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:11,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 15:58:11,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:11,730 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:11,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:11,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438182643] [2023-12-19 15:58:11,730 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:11,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390736183] [2023-12-19 15:58:11,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390736183] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:11,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:11,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 15:58:11,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837239218] [2023-12-19 15:58:11,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:11,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 15:58:11,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:11,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 15:58:11,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:11,733 INFO L87 Difference]: Start difference. First operand 93 states and 140 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:11,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:11,758 INFO L93 Difference]: Finished difference Result 186 states and 281 transitions. [2023-12-19 15:58:11,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 15:58:11,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 95 [2023-12-19 15:58:11,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:11,759 INFO L225 Difference]: With dead ends: 186 [2023-12-19 15:58:11,759 INFO L226 Difference]: Without dead ends: 94 [2023-12-19 15:58:11,760 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:11,760 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:11,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 265 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:11,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-12-19 15:58:11,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-12-19 15:58:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 80 states have (on average 1.4625) internal successors, (117), 80 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 141 transitions. [2023-12-19 15:58:11,767 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 141 transitions. Word has length 95 [2023-12-19 15:58:11,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:11,768 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 141 transitions. [2023-12-19 15:58:11,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 141 transitions. [2023-12-19 15:58:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-19 15:58:11,770 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:11,770 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:11,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:11,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 15:58:11,976 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:11,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:11,976 INFO L85 PathProgramCache]: Analyzing trace with hash -460964719, now seen corresponding path program 1 times [2023-12-19 15:58:11,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:11,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623199175] [2023-12-19 15:58:11,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:11,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:12,009 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:12,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586565630] [2023-12-19 15:58:12,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:12,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:12,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:12,010 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 15:58:12,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 15:58:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:12,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:58:12,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-12-19 15:58:12,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:12,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:12,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623199175] [2023-12-19 15:58:12,181 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:12,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586565630] [2023-12-19 15:58:12,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586565630] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:12,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:12,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:58:12,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597677299] [2023-12-19 15:58:12,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:12,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:58:12,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:12,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:58:12,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:58:12,184 INFO L87 Difference]: Start difference. First operand 94 states and 141 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 15:58:12,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:12,231 INFO L93 Difference]: Finished difference Result 193 states and 290 transitions. [2023-12-19 15:58:12,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:58:12,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 95 [2023-12-19 15:58:12,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:12,235 INFO L225 Difference]: With dead ends: 193 [2023-12-19 15:58:12,235 INFO L226 Difference]: Without dead ends: 100 [2023-12-19 15:58:12,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:58:12,239 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 10 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:12,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 400 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:12,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-12-19 15:58:12,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2023-12-19 15:58:12,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.451219512195122) internal successors, (119), 82 states have internal predecessors, (119), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 143 transitions. [2023-12-19 15:58:12,249 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 143 transitions. Word has length 95 [2023-12-19 15:58:12,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:12,250 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 143 transitions. [2023-12-19 15:58:12,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 15:58:12,250 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2023-12-19 15:58:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-19 15:58:12,251 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:12,251 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:12,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:12,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:12,461 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:12,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:12,461 INFO L85 PathProgramCache]: Analyzing trace with hash -388578161, now seen corresponding path program 1 times [2023-12-19 15:58:12,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:12,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459721318] [2023-12-19 15:58:12,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:12,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:12,498 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:12,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1175998706] [2023-12-19 15:58:12,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:12,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:12,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:12,505 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) [2023-12-19 15:58:12,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 15:58:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:12,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 15:58:12,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:12,649 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:12,649 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:12,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:12,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459721318] [2023-12-19 15:58:12,650 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:12,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175998706] [2023-12-19 15:58:12,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175998706] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:12,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:12,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 15:58:12,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038635269] [2023-12-19 15:58:12,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:12,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:58:12,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:12,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:58:12,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:58:12,651 INFO L87 Difference]: Start difference. First operand 96 states and 143 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:12,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:12,675 INFO L93 Difference]: Finished difference Result 213 states and 319 transitions. [2023-12-19 15:58:12,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 15:58:12,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 95 [2023-12-19 15:58:12,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:12,677 INFO L225 Difference]: With dead ends: 213 [2023-12-19 15:58:12,677 INFO L226 Difference]: Without dead ends: 118 [2023-12-19 15:58:12,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:58:12,678 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 67 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:12,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 402 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:12,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-12-19 15:58:12,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 98. [2023-12-19 15:58:12,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.4404761904761905) internal successors, (121), 84 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:12,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 145 transitions. [2023-12-19 15:58:12,703 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 145 transitions. Word has length 95 [2023-12-19 15:58:12,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:12,703 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 145 transitions. [2023-12-19 15:58:12,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 145 transitions. [2023-12-19 15:58:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-19 15:58:12,705 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:12,705 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:12,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:12,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:12,906 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:12,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:12,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1312698308, now seen corresponding path program 1 times [2023-12-19 15:58:12,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:12,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001318373] [2023-12-19 15:58:12,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:12,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:12,933 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:12,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [203035667] [2023-12-19 15:58:12,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:12,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:12,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:12,935 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) [2023-12-19 15:58:12,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 15:58:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:13,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 15:58:13,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:13,083 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:13,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:13,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:13,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001318373] [2023-12-19 15:58:13,084 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:13,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203035667] [2023-12-19 15:58:13,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203035667] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:13,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:13,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 15:58:13,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367994102] [2023-12-19 15:58:13,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:13,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 15:58:13,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:13,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 15:58:13,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:13,086 INFO L87 Difference]: Start difference. First operand 98 states and 145 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:13,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:13,105 INFO L93 Difference]: Finished difference Result 237 states and 353 transitions. [2023-12-19 15:58:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 15:58:13,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-12-19 15:58:13,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:13,107 INFO L225 Difference]: With dead ends: 237 [2023-12-19 15:58:13,107 INFO L226 Difference]: Without dead ends: 140 [2023-12-19 15:58:13,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:13,108 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 57 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:13,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 267 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:13,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-12-19 15:58:13,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 115. [2023-12-19 15:58:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 101 states have internal predecessors, (148), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 172 transitions. [2023-12-19 15:58:13,124 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 172 transitions. Word has length 98 [2023-12-19 15:58:13,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:13,124 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 172 transitions. [2023-12-19 15:58:13,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 172 transitions. [2023-12-19 15:58:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-19 15:58:13,125 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:13,126 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:13,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-19 15:58:13,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:13,329 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:13,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:13,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1243204906, now seen corresponding path program 1 times [2023-12-19 15:58:13,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:13,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531819868] [2023-12-19 15:58:13,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:13,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:13,354 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:13,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [906211904] [2023-12-19 15:58:13,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:13,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:13,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:13,356 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) [2023-12-19 15:58:13,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 15:58:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:13,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 15:58:13,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:13,489 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:13,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:13,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531819868] [2023-12-19 15:58:13,489 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:13,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906211904] [2023-12-19 15:58:13,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906211904] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:13,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:13,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 15:58:13,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860546324] [2023-12-19 15:58:13,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:13,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 15:58:13,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:13,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 15:58:13,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:13,490 INFO L87 Difference]: Start difference. First operand 115 states and 172 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:13,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:13,504 INFO L93 Difference]: Finished difference Result 240 states and 359 transitions. [2023-12-19 15:58:13,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 15:58:13,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-12-19 15:58:13,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:13,505 INFO L225 Difference]: With dead ends: 240 [2023-12-19 15:58:13,505 INFO L226 Difference]: Without dead ends: 126 [2023-12-19 15:58:13,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 15:58:13,506 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 27 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:13,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 265 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 15:58:13,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-12-19 15:58:13,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 116. [2023-12-19 15:58:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 102 states have (on average 1.4607843137254901) internal successors, (149), 102 states have internal predecessors, (149), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 173 transitions. [2023-12-19 15:58:13,511 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 173 transitions. Word has length 98 [2023-12-19 15:58:13,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:13,511 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 173 transitions. [2023-12-19 15:58:13,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 173 transitions. [2023-12-19 15:58:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-19 15:58:13,512 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:13,512 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:13,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:13,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:13,723 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:13,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:13,723 INFO L85 PathProgramCache]: Analyzing trace with hash -2052551532, now seen corresponding path program 1 times [2023-12-19 15:58:13,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:13,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188444442] [2023-12-19 15:58:13,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:13,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:13,741 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:13,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [176773015] [2023-12-19 15:58:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:13,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:13,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:13,743 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) [2023-12-19 15:58:13,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 15:58:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:13,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-19 15:58:13,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:14,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:14,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2023-12-19 15:58:14,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:14,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:14,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:14,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2023-12-19 15:58:14,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:14,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2023-12-19 15:58:14,718 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:14,718 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:14,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:14,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188444442] [2023-12-19 15:58:14,718 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:14,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176773015] [2023-12-19 15:58:14,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [176773015] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:14,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:14,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-19 15:58:14,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660981243] [2023-12-19 15:58:14,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:14,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 15:58:14,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:14,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 15:58:14,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-12-19 15:58:14,720 INFO L87 Difference]: Start difference. First operand 116 states and 173 transitions. Second operand has 10 states, 10 states have (on average 4.1) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:15,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:15,187 INFO L93 Difference]: Finished difference Result 321 states and 476 transitions. [2023-12-19 15:58:15,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-19 15:58:15,187 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.1) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-12-19 15:58:15,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:15,188 INFO L225 Difference]: With dead ends: 321 [2023-12-19 15:58:15,189 INFO L226 Difference]: Without dead ends: 206 [2023-12-19 15:58:15,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=290, Unknown=0, NotChecked=0, Total=420 [2023-12-19 15:58:15,189 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 451 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:15,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 550 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 15:58:15,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2023-12-19 15:58:15,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 144. [2023-12-19 15:58:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 130 states have (on average 1.4615384615384615) internal successors, (190), 130 states have internal predecessors, (190), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 15:58:15,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 214 transitions. [2023-12-19 15:58:15,196 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 214 transitions. Word has length 98 [2023-12-19 15:58:15,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:15,196 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 214 transitions. [2023-12-19 15:58:15,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.1) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:15,196 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 214 transitions. [2023-12-19 15:58:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-19 15:58:15,197 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:15,197 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:15,212 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:15,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:15,411 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:15,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:15,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1818748215, now seen corresponding path program 1 times [2023-12-19 15:58:15,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:15,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071768988] [2023-12-19 15:58:15,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:15,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:15,431 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:15,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [312307449] [2023-12-19 15:58:15,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:15,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:15,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:15,440 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) [2023-12-19 15:58:15,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 15:58:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:15,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-19 15:58:15,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:15,661 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:15,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:15,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071768988] [2023-12-19 15:58:15,661 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:15,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312307449] [2023-12-19 15:58:15,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312307449] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:15,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:15,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 15:58:15,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612926946] [2023-12-19 15:58:15,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:15,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 15:58:15,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:15,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 15:58:15,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 15:58:15,662 INFO L87 Difference]: Start difference. First operand 144 states and 214 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:15,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:15,807 INFO L93 Difference]: Finished difference Result 403 states and 600 transitions. [2023-12-19 15:58:15,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 15:58:15,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 100 [2023-12-19 15:58:15,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:15,809 INFO L225 Difference]: With dead ends: 403 [2023-12-19 15:58:15,809 INFO L226 Difference]: Without dead ends: 260 [2023-12-19 15:58:15,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 15:58:15,810 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 124 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:15,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 317 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 15:58:15,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2023-12-19 15:58:15,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 215. [2023-12-19 15:58:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 188 states have (on average 1.4361702127659575) internal successors, (270), 188 states have internal predecessors, (270), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-19 15:58:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 318 transitions. [2023-12-19 15:58:15,824 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 318 transitions. Word has length 100 [2023-12-19 15:58:15,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:15,825 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 318 transitions. [2023-12-19 15:58:15,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:15,825 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 318 transitions. [2023-12-19 15:58:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-19 15:58:15,826 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:15,826 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:15,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-19 15:58:16,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-19 15:58:16,032 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:16,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:16,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1467999738, now seen corresponding path program 1 times [2023-12-19 15:58:16,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:16,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335393302] [2023-12-19 15:58:16,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:16,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:16,056 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:16,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [371213802] [2023-12-19 15:58:16,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:16,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:16,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:16,057 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) [2023-12-19 15:58:16,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-19 15:58:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:16,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-19 15:58:16,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:17,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-19 15:58:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:17,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2023-12-19 15:58:17,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:17,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:17,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:17,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:17,586 INFO L349 Elim1Store]: treesize reduction 25, result has 30.6 percent of original size [2023-12-19 15:58:17,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 36 [2023-12-19 15:58:17,646 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-19 15:58:17,646 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 15:58:17,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 15:58:17,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335393302] [2023-12-19 15:58:17,646 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 15:58:17,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371213802] [2023-12-19 15:58:17,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371213802] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 15:58:17,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 15:58:17,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-19 15:58:17,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000547706] [2023-12-19 15:58:17,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 15:58:17,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 15:58:17,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 15:58:17,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 15:58:17,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-19 15:58:17,648 INFO L87 Difference]: Start difference. First operand 215 states and 318 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:20,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 15:58:20,246 INFO L93 Difference]: Finished difference Result 426 states and 626 transitions. [2023-12-19 15:58:20,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-19 15:58:20,246 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 101 [2023-12-19 15:58:20,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 15:58:20,247 INFO L225 Difference]: With dead ends: 426 [2023-12-19 15:58:20,248 INFO L226 Difference]: Without dead ends: 283 [2023-12-19 15:58:20,248 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-12-19 15:58:20,248 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 413 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 0 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-19 15:58:20,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 274 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 324 Invalid, 13 Unknown, 0 Unchecked, 2.5s Time] [2023-12-19 15:58:20,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2023-12-19 15:58:20,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 220. [2023-12-19 15:58:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 193 states have (on average 1.4300518134715026) internal successors, (276), 193 states have internal predecessors, (276), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-19 15:58:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 324 transitions. [2023-12-19 15:58:20,261 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 324 transitions. Word has length 101 [2023-12-19 15:58:20,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 15:58:20,262 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 324 transitions. [2023-12-19 15:58:20,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-19 15:58:20,262 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 324 transitions. [2023-12-19 15:58:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-19 15:58:20,263 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 15:58:20,263 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 15:58:20,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-19 15:58:20,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:20,468 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 15:58:20,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 15:58:20,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1074972728, now seen corresponding path program 1 times [2023-12-19 15:58:20,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 15:58:20,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418588853] [2023-12-19 15:58:20,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:20,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 15:58:20,485 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 15:58:20,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [826619071] [2023-12-19 15:58:20,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 15:58:20,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 15:58:20,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 15:58:20,486 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) [2023-12-19 15:58:20,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-19 15:58:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 15:58:20,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-19 15:58:20,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 15:58:21,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-12-19 15:58:21,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,675 INFO L349 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2023-12-19 15:58:21,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 34 [2023-12-19 15:58:21,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,756 INFO L349 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2023-12-19 15:58:21,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 49 [2023-12-19 15:58:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:21,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-12-19 15:58:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-19 15:58:21,869 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 15:58:22,057 WARN L854 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_6_Pointer~0.offset Int) (v_ArrVal_745 (Array Int Int)) (~WrapperStruct00_var_1_6_Pointer~0.base Int)) (let ((.cse0 (let ((.cse2 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select |c_#memory_int#1| c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset |c_ULTIMATE.start_step_#t~ite20#1|)))) (store .cse2 c_~WrapperStruct00_var_1_9_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_9_Pointer~0.base) c_~WrapperStruct00_var_1_9_Pointer~0.offset (select (select .cse2 ~WrapperStruct00_var_1_6_Pointer~0.base) ~WrapperStruct00_var_1_6_Pointer~0.offset)))))) (or (not (= v_ArrVal_745 (store (select .cse0 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset (select v_ArrVal_745 c_~WrapperStruct00_var_1_11_Pointer~0.offset)))) (let ((.cse1 (store .cse0 c_~WrapperStruct00_var_1_11_Pointer~0.base v_ArrVal_745))) (= (mod (select (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) 65536) (mod (select (select .cse1 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536)))))) is different from false [2023-12-19 15:58:22,297 INFO L349 Elim1Store]: treesize reduction 237, result has 37.3 percent of original size [2023-12-19 15:58:22,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 346 treesize of output 254 [2023-12-19 15:58:22,484 INFO L349 Elim1Store]: treesize reduction 16, result has 80.2 percent of original size [2023-12-19 15:58:22,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 3234 treesize of output 3240 [2023-12-19 15:58:22,691 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:23,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2023-12-19 15:58:23,264 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2023-12-19 15:58:23,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2023-12-19 15:58:23,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2023-12-19 15:58:23,366 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:23,470 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:24,888 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:24,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 55 [2023-12-19 15:58:25,001 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:25,087 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:25,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:25,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 55 [2023-12-19 15:58:25,510 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2023-12-19 15:58:25,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2023-12-19 15:58:25,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:25,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-12-19 15:58:25,804 INFO L349 Elim1Store]: treesize reduction 63, result has 38.2 percent of original size [2023-12-19 15:58:25,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 130 treesize of output 155 [2023-12-19 15:58:26,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:26,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 89 [2023-12-19 15:58:26,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:26,103 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:26,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 81 [2023-12-19 15:58:26,258 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2023-12-19 15:58:26,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 89 [2023-12-19 15:58:26,747 INFO L349 Elim1Store]: treesize reduction 43, result has 31.7 percent of original size [2023-12-19 15:58:26,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 99 treesize of output 109 [2023-12-19 15:58:26,805 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:26,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-12-19 15:58:26,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:26,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-12-19 15:58:26,905 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:26,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 13 [2023-12-19 15:58:27,130 INFO L349 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2023-12-19 15:58:27,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 67 [2023-12-19 15:58:27,360 INFO L349 Elim1Store]: treesize reduction 72, result has 29.4 percent of original size [2023-12-19 15:58:27,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 112 treesize of output 128 [2023-12-19 15:58:27,412 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:27,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 40 [2023-12-19 15:58:27,486 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:27,487 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:27,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-19 15:58:27,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2023-12-19 15:58:28,730 INFO L349 Elim1Store]: treesize reduction 24, result has 61.9 percent of original size [2023-12-19 15:58:28,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 153 treesize of output 173 [2023-12-19 15:58:28,960 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2023-12-19 15:58:28,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 87 [2023-12-19 15:58:29,137 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2023-12-19 15:58:29,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 78 [2023-12-19 15:58:29,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:29,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 89 [2023-12-19 15:58:29,905 INFO L378 Elim1Store]: Elim1 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 8 treesize of output 6 [2023-12-19 15:58:30,051 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2023-12-19 15:58:30,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 188 treesize of output 200 [2023-12-19 15:58:30,207 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:30,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-12-19 15:58:30,395 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:30,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-12-19 15:58:30,665 INFO L378 Elim1Store]: Elim1 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 11 treesize of output 9 [2023-12-19 15:58:30,704 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 15:58:30,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 29 [2023-12-19 15:58:31,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2023-12-19 15:58:31,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2023-12-19 15:58:31,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2023-12-19 15:58:31,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2023-12-19 15:58:31,704 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:31,710 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:31,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:31,744 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:31,955 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:31,960 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:31,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 1 [2023-12-19 15:58:32,271 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:32,277 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:32,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 1 [2023-12-19 15:58:32,618 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:32,623 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:32,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 1 [2023-12-19 15:58:32,959 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:32,970 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:32,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 1 [2023-12-19 15:58:33,903 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:34,462 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:34,986 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:35,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:35,252 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:35,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 1 [2023-12-19 15:58:35,337 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:35,341 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:35,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:35,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:35,370 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:35,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 145 treesize of output 1 [2023-12-19 15:58:35,714 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:35,720 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:35,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 145 treesize of output 1 [2023-12-19 15:58:35,974 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:35,978 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:35,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 1 [2023-12-19 15:58:36,056 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:36,061 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:36,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:36,213 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:36,774 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:37,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:37,388 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:37,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 1 [2023-12-19 15:58:37,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:37,790 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:37,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 1 [2023-12-19 15:58:37,997 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:38,040 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:38,045 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:38,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:38,082 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:38,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2023-12-19 15:58:38,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2023-12-19 15:58:39,241 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:39,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:39,585 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:58:39,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 184 treesize of output 1 [2023-12-19 15:58:39,740 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:40,007 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:40,037 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:40,088 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:40,437 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:40,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 1 [2023-12-19 15:58:40,779 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:58:40,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 184 treesize of output 1 [2023-12-19 15:58:40,950 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:41,214 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:41,240 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:41,295 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:44,429 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:45,401 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:45,753 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:45,854 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:45,893 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:45,926 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:46,061 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:46,276 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:46,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-12-19 15:58:46,350 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:46,479 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:58:46,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 1 [2023-12-19 15:58:46,505 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:46,836 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:46,840 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:46,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 1 [2023-12-19 15:58:47,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:47,036 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:47,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 1 [2023-12-19 15:58:47,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:47,236 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:47,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 1 [2023-12-19 15:58:47,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:47,516 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:47,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 1 [2023-12-19 15:58:47,919 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:47,926 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:47,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 1 [2023-12-19 15:58:48,229 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:58:48,234 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:58:48,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 1 [2023-12-19 15:58:48,413 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:48,677 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:48,951 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:52,909 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:53,057 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:54,715 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:54,731 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:58:54,894 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:07,946 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:07,969 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:07,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 1 [2023-12-19 15:59:07,975 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:08,651 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:09,069 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:09,688 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:09,915 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:10,061 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:10,103 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:10,241 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:10,549 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:10,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 1 [2023-12-19 15:59:10,893 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:10,965 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,081 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,181 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,208 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:59:11,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 1 [2023-12-19 15:59:11,389 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-12-19 15:59:11,748 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,798 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:11,804 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:12,030 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:12,353 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:12,650 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:12,772 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:12,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 111 treesize of output 1 [2023-12-19 15:59:13,168 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:13,259 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:59:13,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 1 [2023-12-19 15:59:13,462 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:15,140 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:15,225 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:15,617 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:15,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:59:15,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2023-12-19 15:59:17,344 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:17,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 1 [2023-12-19 15:59:17,795 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:17,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 1 [2023-12-19 15:59:17,863 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:18,338 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:18,503 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:18,584 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:19,366 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:19,607 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:19,992 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,119 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,205 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,593 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,664 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,779 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,876 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:20,904 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:59:20,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 1 [2023-12-19 15:59:21,092 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:21,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-12-19 15:59:21,814 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:22,028 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:22,368 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 15:59:22,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 1 [2023-12-19 15:59:22,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2023-12-19 15:59:22,911 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:24,175 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:24,290 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:24,325 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:24,768 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:25,735 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:26,138 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:26,929 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:26,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 132 treesize of output 1 [2023-12-19 15:59:27,229 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:27,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 1 [2023-12-19 15:59:27,270 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:27,676 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:28,068 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:30,800 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:31,116 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:33,291 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:33,326 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:33,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 177 treesize of output 1 [2023-12-19 15:59:34,487 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:34,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 15:59:34,525 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:34,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 1 [2023-12-19 15:59:34,681 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:35,484 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:35,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 15:59:36,008 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:36,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 15:59:37,831 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:38,072 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:38,420 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:38,756 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:39,614 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:39,878 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:40,319 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:40,327 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:40,358 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:59:40,363 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:40,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 1 [2023-12-19 15:59:42,070 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:42,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 1 [2023-12-19 15:59:43,129 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:43,300 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:43,781 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:43,870 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:43,982 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:45,320 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:45,882 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:45,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 1 [2023-12-19 15:59:46,380 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:46,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 1 [2023-12-19 15:59:47,700 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 15:59:47,704 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:47,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 1 [2023-12-19 15:59:48,278 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:48,623 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:48,975 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:49,865 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:50,137 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:50,620 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:51,307 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:51,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 15:59:51,839 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:51,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 15:59:53,453 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:53,708 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 15:59:53,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 15:59:53,827 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 15:59:53,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 15:59:54,242 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:55,432 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:56,205 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:57,311 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:58,895 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:59,311 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 15:59:59,474 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:05,313 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:05,320 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:05,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 1 [2023-12-19 16:00:05,649 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:05,655 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:05,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 1 [2023-12-19 16:00:05,870 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:05,875 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:05,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 16:00:06,007 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:06,012 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:06,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 16:00:06,668 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:07,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:07,099 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:07,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 16:00:07,352 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:07,359 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:07,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 16:00:08,430 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:08,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 16:00:08,877 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:08,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 16:00:10,404 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:12,104 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:12,108 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:12,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 1 [2023-12-19 16:00:12,710 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:12,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 1 [2023-12-19 16:00:12,769 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:12,885 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:13,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:13,244 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:13,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 1 [2023-12-19 16:00:14,665 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:15,234 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:15,382 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:15,712 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:16,321 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:17,168 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:17,441 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:17,578 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:17,873 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:18,898 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:19,393 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:19,921 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:20,158 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:20,496 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:20,804 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:21,200 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:22,083 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:22,382 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:22,868 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:23,305 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:23,598 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:24,630 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:27,448 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:28,004 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:28,508 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:28,560 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:28,720 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:29,047 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:29,371 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:29,436 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:29,537 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:30,084 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:30,216 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:30,310 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:30,395 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:31,439 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:31,681 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:32,945 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:33,261 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:33,266 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:33,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 1 [2023-12-19 16:00:34,607 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:35,023 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:39,264 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:39,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 16:00:39,549 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:39,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 16:00:40,542 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:40,547 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:40,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 16:00:40,814 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:40,822 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:40,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 16:00:43,795 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:43,801 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:43,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 1 [2023-12-19 16:00:44,136 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:44,142 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:44,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 1 [2023-12-19 16:00:44,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:44,352 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:44,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 16:00:44,468 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:44,473 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:44,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 16:00:45,121 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:45,769 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:45,775 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:45,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 16:00:46,467 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:46,472 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:00:46,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 16:00:47,888 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:53,732 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:53,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 1 [2023-12-19 16:00:53,836 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:53,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 1 [2023-12-19 16:00:54,522 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:54,651 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:54,771 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:55,131 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:00:55,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 1 [2023-12-19 16:00:55,405 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:56,125 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:56,133 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:00:56,257 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:56,261 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:56,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 1 [2023-12-19 16:00:57,241 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:57,246 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:57,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 1 [2023-12-19 16:00:58,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:00:58,168 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:00:58,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 142 treesize of output 1 [2023-12-19 16:01:02,419 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:02,427 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:02,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 1 [2023-12-19 16:01:13,239 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:14,417 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:14,530 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:16,774 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:27,738 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:29,678 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:31,764 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:32,059 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:32,525 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:32,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 1 [2023-12-19 16:01:32,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2023-12-19 16:01:33,083 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:33,349 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:33,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 1 [2023-12-19 16:01:33,473 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:33,544 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:34,455 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:34,487 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:34,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 1 [2023-12-19 16:01:34,729 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:34,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-12-19 16:01:35,315 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:01:35,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 1 [2023-12-19 16:01:35,934 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:35,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 1 [2023-12-19 16:01:36,018 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:36,499 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:36,532 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:37,073 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:38,060 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:38,271 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:38,608 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:38,726 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:40,314 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:40,531 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:40,803 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:40,919 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:41,206 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:42,900 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:42,975 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:43,120 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:43,726 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:43,784 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:44,283 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:44,751 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:45,645 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:45,798 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:45,902 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:46,287 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:47,740 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:47,873 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,251 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,614 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,699 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,819 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,942 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:48,973 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:48,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 1 [2023-12-19 16:01:49,180 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:49,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-12-19 16:01:50,255 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:50,723 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:51,245 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:51,442 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:51,499 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:51,749 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:51,785 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:51,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 1 [2023-12-19 16:01:51,793 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:52,661 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:01:52,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 1 [2023-12-19 16:01:53,129 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:53,136 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:53,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 1 [2023-12-19 16:01:53,286 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:53,291 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:53,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 1 [2023-12-19 16:01:53,969 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:54,607 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:55,540 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:56,025 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:56,030 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:56,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 102 treesize of output 1 [2023-12-19 16:01:56,603 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:56,609 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:56,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 1 [2023-12-19 16:01:56,654 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,170 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:57,177 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:01:57,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 1 [2023-12-19 16:01:57,310 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,338 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:57,345 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:57,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 1 [2023-12-19 16:01:57,352 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,537 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,589 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,699 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:57,849 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:58,714 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:58,877 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-12-19 16:01:58,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 111 treesize of output 1 [2023-12-19 16:01:59,307 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:01:59,417 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:01:59,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 1 [2023-12-19 16:01:59,760 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:01:59,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2023-12-19 16:02:01,158 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:01,284 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:02:01,290 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-19 16:02:01,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 1 [2023-12-19 16:02:02,136 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:02,279 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:02:02,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 1 [2023-12-19 16:02:02,400 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:02,407 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:02,464 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:02,669 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:03,336 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:04,820 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:05,298 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:05,474 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:05,739 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:06,135 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:06,387 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:06,632 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:06,946 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:07,658 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:07,998 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:08,986 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:09,575 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:10,111 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:10,355 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:10,436 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:10,960 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:11,027 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:11,049 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:12,129 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:13,168 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:02:13,265 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:04:00,639 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-19 16:04:00,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 101 [2023-12-19 16:04:00,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:04:00,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418588853] [2023-12-19 16:04:00,645 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 16:04:00,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826619071] [2023-12-19 16:04:00,645 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2023-12-19 16:04:00,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-19 16:04:00,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-19 16:04:00,846 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:147) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:495) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:324) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:731) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.pushInner(QuantifierPusher.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:194) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:341) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 75 more [2023-12-19 16:04:00,849 INFO L158 Benchmark]: Toolchain (without parser) took 350993.16ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 148.4MB in the beginning and 967.9MB in the end (delta: -819.5MB). Peak memory consumption was 825.2MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 184.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.73ms. Allocated memory is still 184.5MB. Free memory was 148.4MB in the beginning and 132.7MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.72ms. Allocated memory is still 184.5MB. Free memory was 132.7MB in the beginning and 128.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: Boogie Preprocessor took 47.57ms. Allocated memory is still 184.5MB. Free memory was 128.5MB in the beginning and 123.6MB in the end (delta: 4.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: RCFGBuilder took 476.96ms. Allocated memory is still 184.5MB. Free memory was 123.6MB in the beginning and 88.0MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,849 INFO L158 Benchmark]: TraceAbstraction took 350191.34ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 87.3MB in the beginning and 967.9MB in the end (delta: -880.5MB). Peak memory consumption was 764.4MB. Max. memory is 8.0GB. [2023-12-19 16:04:00,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 184.5MB. Free memory is still 140.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 219.73ms. Allocated memory is still 184.5MB. Free memory was 148.4MB in the beginning and 132.7MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.72ms. Allocated memory is still 184.5MB. Free memory was 132.7MB in the beginning and 128.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 47.57ms. Allocated memory is still 184.5MB. Free memory was 128.5MB in the beginning and 123.6MB in the end (delta: 4.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 476.96ms. Allocated memory is still 184.5MB. Free memory was 123.6MB in the beginning and 88.0MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 350191.34ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 87.3MB in the beginning and 967.9MB in the end (delta: -880.5MB). Peak memory consumption was 764.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...