/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_loopvsstraightlinecode_50-while_file-51.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 12:15:01,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 12:15:01,129 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 12:15:01,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 12:15:01,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 12:15:01,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 12:15:01,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 12:15:01,156 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 12:15:01,156 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 12:15:01,159 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 12:15:01,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 12:15:01,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 12:15:01,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 12:15:01,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 12:15:01,161 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 12:15:01,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 12:15:01,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 12:15:01,161 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 12:15:01,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 12:15:01,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 12:15:01,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 12:15:01,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 12:15:01,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 12:15:01,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 12:15:01,163 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 12:15:01,163 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 12:15:01,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 12:15:01,163 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 12:15:01,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 12:15:01,164 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 12:15:01,164 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 12:15:01,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 12:15:01,165 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 12:15:01,166 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 12:15:01,166 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 12:15:01,166 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 12:15:01,167 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 12:15:01,167 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 12:15:01,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 12:15:01,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 12:15:01,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 12:15:01,334 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 12:15:01,334 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 12:15:01,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-51.i [2023-12-19 12:15:02,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 12:15:02,597 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 12:15:02,597 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-51.i [2023-12-19 12:15:02,603 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2749b2fcc/3c5d59dccab94f288858d93aee5db68d/FLAG957e7134d [2023-12-19 12:15:02,613 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2749b2fcc/3c5d59dccab94f288858d93aee5db68d [2023-12-19 12:15:02,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 12:15:02,616 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 12:15:02,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 12:15:02,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 12:15:02,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 12:15:02,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4425f580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02, skipping insertion in model container [2023-12-19 12:15:02,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 12:15:02,756 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_loopvsstraightlinecode_50-while_file-51.i[915,928] [2023-12-19 12:15:02,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 12:15:02,801 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 12:15:02,809 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_loopvsstraightlinecode_50-while_file-51.i[915,928] [2023-12-19 12:15:02,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 12:15:02,876 INFO L206 MainTranslator]: Completed translation [2023-12-19 12:15:02,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02 WrapperNode [2023-12-19 12:15:02,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 12:15:02,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 12:15:02,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 12:15:02,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 12:15:02,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,972 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-12-19 12:15:02,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 12:15:02,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 12:15:02,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 12:15:02,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 12:15:02,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:02,982 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,015 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-19 12:15:03,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 12:15:03,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 12:15:03,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 12:15:03,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 12:15:03,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (1/1) ... [2023-12-19 12:15:03,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 12:15:03,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:15:03,100 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 12:15:03,126 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 12:15:03,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 12:15:03,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 12:15:03,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 12:15:03,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 12:15:03,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 12:15:03,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 12:15:03,220 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 12:15:03,221 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 12:15:03,481 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 12:15:03,517 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 12:15:03,517 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 12:15:03,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 12:15:03 BoogieIcfgContainer [2023-12-19 12:15:03,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 12:15:03,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 12:15:03,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 12:15:03,521 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 12:15:03,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 12:15:02" (1/3) ... [2023-12-19 12:15:03,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51ff37fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 12:15:03, skipping insertion in model container [2023-12-19 12:15:03,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:15:02" (2/3) ... [2023-12-19 12:15:03,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51ff37fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 12:15:03, skipping insertion in model container [2023-12-19 12:15:03,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 12:15:03" (3/3) ... [2023-12-19 12:15:03,523 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-51.i [2023-12-19 12:15:03,534 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 12:15:03,535 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 12:15:03,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 12:15:03,576 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;@26f67ec1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 12:15:03,576 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 12:15:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 38 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 12:15:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-19 12:15:03,588 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:03,589 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:03,589 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:03,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:03,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1138637589, now seen corresponding path program 1 times [2023-12-19 12:15:03,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:03,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639811756] [2023-12-19 12:15:03,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:03,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:03,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 12:15:04,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:04,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639811756] [2023-12-19 12:15:04,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639811756] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:15:04,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:15:04,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 12:15:04,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134104268] [2023-12-19 12:15:04,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:15:04,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 12:15:04,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:04,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 12:15:04,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 12:15:04,051 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.4594594594594594) internal successors, (54), 38 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 12:15:04,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:04,077 INFO L93 Difference]: Finished difference Result 119 states and 211 transitions. [2023-12-19 12:15:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 12:15:04,079 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2023-12-19 12:15:04,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:04,084 INFO L225 Difference]: With dead ends: 119 [2023-12-19 12:15:04,084 INFO L226 Difference]: Without dead ends: 59 [2023-12-19 12:15:04,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 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 12:15:04,089 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:04,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 12:15:04,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-12-19 12:15:04,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-12-19 12:15:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.3611111111111112) internal successors, (49), 36 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-19 12:15:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 91 transitions. [2023-12-19 12:15:04,117 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 91 transitions. Word has length 131 [2023-12-19 12:15:04,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:04,117 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 91 transitions. [2023-12-19 12:15:04,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 12:15:04,117 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2023-12-19 12:15:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-19 12:15:04,120 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:04,121 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:04,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 12:15:04,121 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:04,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:04,122 INFO L85 PathProgramCache]: Analyzing trace with hash 395082289, now seen corresponding path program 1 times [2023-12-19 12:15:04,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:04,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082256591] [2023-12-19 12:15:04,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:04,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 12:15:04,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:04,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082256591] [2023-12-19 12:15:04,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082256591] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:15:04,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:15:04,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 12:15:04,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468812084] [2023-12-19 12:15:04,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:15:04,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 12:15:04,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:04,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 12:15:04,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 12:15:04,535 INFO L87 Difference]: Start difference. First operand 59 states and 91 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:04,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:04,680 INFO L93 Difference]: Finished difference Result 176 states and 272 transitions. [2023-12-19 12:15:04,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 12:15:04,681 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 131 [2023-12-19 12:15:04,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:04,683 INFO L225 Difference]: With dead ends: 176 [2023-12-19 12:15:04,683 INFO L226 Difference]: Without dead ends: 118 [2023-12-19 12:15:04,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 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 12:15:04,687 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 67 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:04,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 252 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 12:15:04,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-12-19 12:15:04,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 98. [2023-12-19 12:15:04,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 53 states have internal predecessors, (66), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-12-19 12:15:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 150 transitions. [2023-12-19 12:15:04,712 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 150 transitions. Word has length 131 [2023-12-19 12:15:04,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:04,712 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 150 transitions. [2023-12-19 12:15:04,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2023-12-19 12:15:04,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-19 12:15:04,714 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:04,714 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:04,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 12:15:04,714 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:04,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:04,714 INFO L85 PathProgramCache]: Analyzing trace with hash -610856372, now seen corresponding path program 1 times [2023-12-19 12:15:04,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:04,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154524988] [2023-12-19 12:15:04,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:04,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 12:15:05,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:05,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154524988] [2023-12-19 12:15:05,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154524988] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:15:05,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:15:05,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 12:15:05,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207953326] [2023-12-19 12:15:05,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:15:05,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 12:15:05,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:05,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 12:15:05,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 12:15:05,156 INFO L87 Difference]: Start difference. First operand 98 states and 150 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:05,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:05,296 INFO L93 Difference]: Finished difference Result 220 states and 336 transitions. [2023-12-19 12:15:05,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 12:15:05,297 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 132 [2023-12-19 12:15:05,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:05,299 INFO L225 Difference]: With dead ends: 220 [2023-12-19 12:15:05,299 INFO L226 Difference]: Without dead ends: 162 [2023-12-19 12:15:05,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-19 12:15:05,300 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 98 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:05,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 303 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 12:15:05,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-12-19 12:15:05,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 154. [2023-12-19 12:15:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 87 states have (on average 1.2873563218390804) internal successors, (112), 87 states have internal predecessors, (112), 63 states have call successors, (63), 3 states have call predecessors, (63), 3 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2023-12-19 12:15:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 238 transitions. [2023-12-19 12:15:05,317 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 238 transitions. Word has length 132 [2023-12-19 12:15:05,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:05,318 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 238 transitions. [2023-12-19 12:15:05,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 238 transitions. [2023-12-19 12:15:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-19 12:15:05,319 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:05,319 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:05,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 12:15:05,319 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:05,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:05,320 INFO L85 PathProgramCache]: Analyzing trace with hash 614792216, now seen corresponding path program 1 times [2023-12-19 12:15:05,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:05,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319526260] [2023-12-19 12:15:05,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:05,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,503 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 12:15:05,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:05,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319526260] [2023-12-19 12:15:05,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319526260] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:15:05,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:15:05,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 12:15:05,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459330105] [2023-12-19 12:15:05,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:15:05,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 12:15:05,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:05,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 12:15:05,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 12:15:05,505 INFO L87 Difference]: Start difference. First operand 154 states and 238 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 12:15:05,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:05,613 INFO L93 Difference]: Finished difference Result 382 states and 594 transitions. [2023-12-19 12:15:05,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 12:15:05,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2023-12-19 12:15:05,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:05,616 INFO L225 Difference]: With dead ends: 382 [2023-12-19 12:15:05,616 INFO L226 Difference]: Without dead ends: 268 [2023-12-19 12:15:05,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 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 12:15:05,617 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 72 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:05,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 235 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 12:15:05,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2023-12-19 12:15:05,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 266. [2023-12-19 12:15:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 155 states have (on average 1.3096774193548386) internal successors, (203), 155 states have internal predecessors, (203), 105 states have call successors, (105), 5 states have call predecessors, (105), 5 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-12-19 12:15:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 413 transitions. [2023-12-19 12:15:05,648 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 413 transitions. Word has length 133 [2023-12-19 12:15:05,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:05,649 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 413 transitions. [2023-12-19 12:15:05,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-19 12:15:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 413 transitions. [2023-12-19 12:15:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-19 12:15:05,650 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:05,650 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:05,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 12:15:05,650 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:05,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:05,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1294850586, now seen corresponding path program 1 times [2023-12-19 12:15:05,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:05,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600299846] [2023-12-19 12:15:05,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-19 12:15:05,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:05,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600299846] [2023-12-19 12:15:05,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600299846] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:15:05,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:15:05,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 12:15:05,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420707870] [2023-12-19 12:15:05,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:15:05,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 12:15:05,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:05,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 12:15:05,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 12:15:05,821 INFO L87 Difference]: Start difference. First operand 266 states and 413 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:05,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:05,848 INFO L93 Difference]: Finished difference Result 492 states and 766 transitions. [2023-12-19 12:15:05,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 12:15:05,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 133 [2023-12-19 12:15:05,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:05,850 INFO L225 Difference]: With dead ends: 492 [2023-12-19 12:15:05,850 INFO L226 Difference]: Without dead ends: 266 [2023-12-19 12:15:05,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 1 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 12:15:05,851 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 20 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:05,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 148 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 12:15:05,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2023-12-19 12:15:05,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2023-12-19 12:15:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 155 states have (on average 1.2838709677419355) internal successors, (199), 155 states have internal predecessors, (199), 105 states have call successors, (105), 5 states have call predecessors, (105), 5 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-12-19 12:15:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 409 transitions. [2023-12-19 12:15:05,877 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 409 transitions. Word has length 133 [2023-12-19 12:15:05,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:05,877 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 409 transitions. [2023-12-19 12:15:05,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-19 12:15:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 409 transitions. [2023-12-19 12:15:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-19 12:15:05,878 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:05,878 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:05,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 12:15:05,879 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:05,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:05,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1254013257, now seen corresponding path program 1 times [2023-12-19 12:15:05,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:05,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547280021] [2023-12-19 12:15:05,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:05,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 12:15:06,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:06,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547280021] [2023-12-19 12:15:06,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547280021] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 12:15:06,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837624588] [2023-12-19 12:15:06,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:06,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 12:15:06,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:15:06,124 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 12:15:06,152 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 12:15:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:06,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-19 12:15:06,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 12:15:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 36 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2023-12-19 12:15:06,350 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 12:15:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 12:15:06,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837624588] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 12:15:06,485 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 12:15:06,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2023-12-19 12:15:06,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520557316] [2023-12-19 12:15:06,486 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 12:15:06,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 12:15:06,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:06,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 12:15:06,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-19 12:15:06,487 INFO L87 Difference]: Start difference. First operand 266 states and 409 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2023-12-19 12:15:06,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:06,606 INFO L93 Difference]: Finished difference Result 410 states and 610 transitions. [2023-12-19 12:15:06,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 12:15:06,607 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 134 [2023-12-19 12:15:06,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:06,608 INFO L225 Difference]: With dead ends: 410 [2023-12-19 12:15:06,608 INFO L226 Difference]: Without dead ends: 296 [2023-12-19 12:15:06,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-12-19 12:15:06,609 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 71 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:06,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 133 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 12:15:06,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2023-12-19 12:15:06,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 166. [2023-12-19 12:15:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 96 states have (on average 1.21875) internal successors, (117), 96 states have internal predecessors, (117), 63 states have call successors, (63), 6 states have call predecessors, (63), 6 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2023-12-19 12:15:06,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 243 transitions. [2023-12-19 12:15:06,657 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 243 transitions. Word has length 134 [2023-12-19 12:15:06,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:06,658 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 243 transitions. [2023-12-19 12:15:06,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2023-12-19 12:15:06,658 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 243 transitions. [2023-12-19 12:15:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-19 12:15:06,659 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:06,659 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:06,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 12:15:06,876 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,SelfDestructingSolverStorable5 [2023-12-19 12:15:06,877 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:06,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:06,877 INFO L85 PathProgramCache]: Analyzing trace with hash -573954887, now seen corresponding path program 1 times [2023-12-19 12:15:06,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:06,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218829417] [2023-12-19 12:15:06,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:06,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-12-19 12:15:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-12-19 12:15:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-19 12:15:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-12-19 12:15:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-12-19 12:15:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-12-19 12:15:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-12-19 12:15:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-12-19 12:15:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-12-19 12:15:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-12-19 12:15:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-12-19 12:15:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-12-19 12:15:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-12-19 12:15:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-12-19 12:15:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-12-19 12:15:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-12-19 12:15:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-12-19 12:15:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-12-19 12:15:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-12-19 12:15:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-12-19 12:15:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-12-19 12:15:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,096 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 12:15:07,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:15:07,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218829417] [2023-12-19 12:15:07,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218829417] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 12:15:07,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [754596538] [2023-12-19 12:15:07,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:07,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 12:15:07,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:15:07,122 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 12:15:07,159 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 12:15:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:15:07,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-19 12:15:07,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 12:15:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-12-19 12:15:07,288 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 12:15:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-19 12:15:07,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [754596538] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 12:15:07,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 12:15:07,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2023-12-19 12:15:07,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271508338] [2023-12-19 12:15:07,415 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 12:15:07,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-19 12:15:07,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:15:07,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-19 12:15:07,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-19 12:15:07,416 INFO L87 Difference]: Start difference. First operand 166 states and 243 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-19 12:15:07,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:15:07,782 INFO L93 Difference]: Finished difference Result 336 states and 475 transitions. [2023-12-19 12:15:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-19 12:15:07,783 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 134 [2023-12-19 12:15:07,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:15:07,784 INFO L225 Difference]: With dead ends: 336 [2023-12-19 12:15:07,784 INFO L226 Difference]: Without dead ends: 274 [2023-12-19 12:15:07,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 305 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-12-19 12:15:07,785 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 110 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 12:15:07,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 294 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 12:15:07,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2023-12-19 12:15:07,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 184. [2023-12-19 12:15:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 111 states have (on average 1.1891891891891893) internal successors, (132), 111 states have internal predecessors, (132), 63 states have call successors, (63), 9 states have call predecessors, (63), 9 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2023-12-19 12:15:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 258 transitions. [2023-12-19 12:15:07,813 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 258 transitions. Word has length 134 [2023-12-19 12:15:07,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:15:07,813 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 258 transitions. [2023-12-19 12:15:07,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-19 12:15:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 258 transitions. [2023-12-19 12:15:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-19 12:15:07,814 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:15:07,814 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:15:07,822 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 12:15:08,020 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,SelfDestructingSolverStorable6 [2023-12-19 12:15:08,020 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:15:08,021 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:15:08,021 INFO L85 PathProgramCache]: Analyzing trace with hash -613111839, now seen corresponding path program 1 times [2023-12-19 12:15:08,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:15:08,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187307708] [2023-12-19 12:15:08,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:15:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:15:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 12:15:08,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 12:15:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 12:15:08,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 12:15:08,157 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 12:15:08,158 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 12:15:08,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-19 12:15:08,161 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 12:15:08,163 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 12:15:08,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 12:15:08 BoogieIcfgContainer [2023-12-19 12:15:08,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 12:15:08,274 INFO L158 Benchmark]: Toolchain (without parser) took 5648.69ms. Allocated memory was 184.5MB in the beginning and 270.5MB in the end (delta: 86.0MB). Free memory was 139.0MB in the beginning and 87.8MB in the end (delta: 51.2MB). Peak memory consumption was 137.7MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,274 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 12:15:08,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.63ms. Allocated memory is still 184.5MB. Free memory was 139.0MB in the beginning and 124.8MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.85ms. Allocated memory is still 184.5MB. Free memory was 124.8MB in the beginning and 122.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,274 INFO L158 Benchmark]: Boogie Preprocessor took 74.74ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 118.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,275 INFO L158 Benchmark]: RCFGBuilder took 461.37ms. Allocated memory is still 184.5MB. Free memory was 118.5MB in the beginning and 96.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,275 INFO L158 Benchmark]: TraceAbstraction took 4744.72ms. Allocated memory was 184.5MB in the beginning and 270.5MB in the end (delta: 86.0MB). Free memory was 96.0MB in the beginning and 87.8MB in the end (delta: 8.2MB). Peak memory consumption was 94.7MB. Max. memory is 8.0GB. [2023-12-19 12:15:08,276 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 260.63ms. Allocated memory is still 184.5MB. Free memory was 139.0MB in the beginning and 124.8MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 74.85ms. Allocated memory is still 184.5MB. Free memory was 124.8MB in the beginning and 122.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 74.74ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 118.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 461.37ms. Allocated memory is still 184.5MB. Free memory was 118.5MB in the beginning and 96.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 4744.72ms. Allocated memory was 184.5MB in the beginning and 270.5MB in the end (delta: 86.0MB). Free memory was 96.0MB in the beginning and 87.8MB in the end (delta: 8.2MB). Peak memory consumption was 94.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] unsigned char last_1_var_1_1 = 128; [L41] unsigned long int last_1_var_1_12 = 8; [L42] double last_1_var_1_17 = 256.8; [L43] unsigned char last_1_var_1_21 = 1; [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] CALL updateLastVariables() [L135] last_1_var_1_1 = var_1_1 [L136] last_1_var_1_12 = var_1_12 [L137] last_1_var_1_17 = var_1_17 [L138] last_1_var_1_21 = var_1_21 [L148] RET updateLastVariables() [L149] CALL updateVariables() [L100] var_1_4 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L101] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L102] var_1_5 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L103] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=2, var_1_8=-10, var_1_9=5] [L104] var_1_7 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_8=-10, var_1_9=5] [L106] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=5] [L106] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=5] [L107] var_1_9 = __VERIFIER_nondet_char() [L108] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L108] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L109] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L109] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L110] var_1_10 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L111] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L112] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L112] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L113] var_1_11 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L115] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L115] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L116] var_1_13 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L117] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L118] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L118] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L119] var_1_15 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L120] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L121] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L121] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L122] var_1_18 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L123] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L124] var_1_22 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L125] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L126] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L126] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L127] var_1_23 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L128] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L129] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L129] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L130] var_1_24 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L131] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L132] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L132] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L149] RET updateVariables() [L150] CALL step() [L47] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L48] COND TRUE last_1_var_1_21 || stepLocal_3 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L49] COND TRUE var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17))) [L50] var_1_19 = last_1_var_1_1 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L57] unsigned long int stepLocal_1 = last_1_var_1_12; [L58] unsigned long int stepLocal_0 = 32u; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L59] COND TRUE stepLocal_0 >= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L60] COND TRUE stepLocal_1 <= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L61] COND TRUE (var_1_4 - var_1_5) >= last_1_var_1_17 [L62] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L68] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=-10, var_1_9=126] [L71] COND TRUE ! (var_1_17 > var_1_5) [L72] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L76] unsigned long int stepLocal_4 = var_1_19; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, stepLocal_4=128, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=1, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L77] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L88] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, stepLocal_4=128, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L90] unsigned char stepLocal_2 = var_1_21; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L91] COND FALSE !(var_1_21 && stepLocal_2) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L94] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L150] RET step() [L151] CALL, EXPR property() [L141-L142] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=126, var_1_11=126, var_1_12=8, var_1_13=0, var_1_15=2147483647, var_1_17=1284/5, var_1_19=128, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_7=0, var_1_8=0, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 8, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 465 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 438 mSDsluCounter, 1453 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 858 mSDsCounter, 258 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 587 IncrementalHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 258 mSolverCounterUnsat, 595 mSDtfsCounter, 587 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 900 GetRequests, 855 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred in iteration=4, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 250 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1331 NumberOfCodeBlocks, 1331 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1453 ConstructedInterpolants, 0 QuantifiedInterpolants, 2967 SizeOfPredicates, 8 NumberOfNonLiveVariables, 640 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 9114/9240 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-19 12:15:08,292 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 0 Received shutdown request...