./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b36356817ea264db31a3e9ba1b92ddfdfece23d12079947455c2435bf39a20c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:42:07,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:42:07,134 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:42:07,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:42:07,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:42:07,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:42:07,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:42:07,166 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:42:07,167 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:42:07,168 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:42:07,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:42:07,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:42:07,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:42:07,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:42:07,172 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:42:07,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:42:07,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:42:07,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:42:07,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:42:07,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:42:07,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:42:07,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:42:07,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:42:07,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:42:07,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:42:07,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:42:07,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:42:07,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:42:07,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:42:07,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:42:07,177 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:42:07,177 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:42:07,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:42:07,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:42:07,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:42:07,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:42:07,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:42:07,179 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b36356817ea264db31a3e9ba1b92ddfdfece23d12079947455c2435bf39a20c [2024-11-18 21:42:07,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:42:07,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:42:07,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:42:07,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:42:07,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:42:07,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:08,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:42:09,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:42:09,010 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:09,021 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03fad70d4/9482d07a56e04e5d9858142d45215c20/FLAGa545f5861 [2024-11-18 21:42:09,034 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03fad70d4/9482d07a56e04e5d9858142d45215c20 [2024-11-18 21:42:09,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:42:09,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:42:09,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:42:09,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:42:09,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:42:09,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5a11c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09, skipping insertion in model container [2024-11-18 21:42:09,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:42:09,244 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i[919,932] [2024-11-18 21:42:09,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:42:09,396 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:42:09,406 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i[919,932] [2024-11-18 21:42:09,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:42:09,450 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:42:09,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09 WrapperNode [2024-11-18 21:42:09,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:42:09,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:42:09,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:42:09,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:42:09,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,524 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 285 [2024-11-18 21:42:09,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:42:09,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:42:09,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:42:09,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:42:09,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,538 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,565 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]. [2024-11-18 21:42:09,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:42:09,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:42:09,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:42:09,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:42:09,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (1/1) ... [2024-11-18 21:42:09,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:42:09,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:42:09,634 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) [2024-11-18 21:42:09,637 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 [2024-11-18 21:42:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:42:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:42:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:42:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:42:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:42:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:42:09,754 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:42:09,756 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:42:10,201 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-18 21:42:10,201 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:42:10,221 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:42:10,223 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:42:10,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:42:10 BoogieIcfgContainer [2024-11-18 21:42:10,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:42:10,227 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:42:10,228 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:42:10,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:42:10,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:42:09" (1/3) ... [2024-11-18 21:42:10,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdfe664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:42:10, skipping insertion in model container [2024-11-18 21:42:10,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:09" (2/3) ... [2024-11-18 21:42:10,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fdfe664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:42:10, skipping insertion in model container [2024-11-18 21:42:10,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:42:10" (3/3) ... [2024-11-18 21:42:10,235 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:10,252 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:42:10,252 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:42:10,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:42:10,323 INFO L333 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, 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;@363024f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:42:10,324 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:42:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-18 21:42:10,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:42:10,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:10,353 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:10,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:10,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:10,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1206602897, now seen corresponding path program 1 times [2024-11-18 21:42:10,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:10,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863028858] [2024-11-18 21:42:10,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-18 21:42:10,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:10,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863028858] [2024-11-18 21:42:10,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863028858] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:42:10,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670953523] [2024-11-18 21:42:10,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:10,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:42:10,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:42:10,803 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) [2024-11-18 21:42:10,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 21:42:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:11,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:42:11,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:42:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-18 21:42:11,062 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:42:11,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670953523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:11,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:42:11,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 21:42:11,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597741124] [2024-11-18 21:42:11,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:11,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:42:11,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:11,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:42:11,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:42:11,097 INFO L87 Difference]: Start difference. First operand has 116 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 82 states have internal predecessors, (116), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 21:42:11,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:11,127 INFO L93 Difference]: Finished difference Result 225 states and 386 transitions. [2024-11-18 21:42:11,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:42:11,129 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 216 [2024-11-18 21:42:11,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:11,136 INFO L225 Difference]: With dead ends: 225 [2024-11-18 21:42:11,136 INFO L226 Difference]: Without dead ends: 112 [2024-11-18 21:42:11,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:42:11,142 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:11,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:11,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-18 21:42:11,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-18 21:42:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 78 states have (on average 1.3974358974358974) internal successors, (109), 78 states have internal predecessors, (109), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-18 21:42:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 173 transitions. [2024-11-18 21:42:11,187 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 173 transitions. Word has length 216 [2024-11-18 21:42:11,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:11,188 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 173 transitions. [2024-11-18 21:42:11,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 21:42:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2024-11-18 21:42:11,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:42:11,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:11,192 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:11,205 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 21:42:11,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 21:42:11,393 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:11,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:11,393 INFO L85 PathProgramCache]: Analyzing trace with hash -259858405, now seen corresponding path program 1 times [2024-11-18 21:42:11,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:11,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797218928] [2024-11-18 21:42:11,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:11,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:11,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797218928] [2024-11-18 21:42:11,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797218928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:11,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:11,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:11,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687720937] [2024-11-18 21:42:11,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:11,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:11,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:11,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:11,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:11,683 INFO L87 Difference]: Start difference. First operand 112 states and 173 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:11,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:11,782 INFO L93 Difference]: Finished difference Result 312 states and 489 transitions. [2024-11-18 21:42:11,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:11,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 216 [2024-11-18 21:42:11,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:11,790 INFO L225 Difference]: With dead ends: 312 [2024-11-18 21:42:11,790 INFO L226 Difference]: Without dead ends: 203 [2024-11-18 21:42:11,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:11,796 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 87 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:11,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 322 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:11,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-18 21:42:11,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 172. [2024-11-18 21:42:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 105 states have (on average 1.2952380952380953) internal successors, (136), 105 states have internal predecessors, (136), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 264 transitions. [2024-11-18 21:42:11,826 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 264 transitions. Word has length 216 [2024-11-18 21:42:11,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:11,827 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 264 transitions. [2024-11-18 21:42:11,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 264 transitions. [2024-11-18 21:42:11,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-18 21:42:11,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:11,832 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:11,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 21:42:11,835 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:11,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:11,836 INFO L85 PathProgramCache]: Analyzing trace with hash -364039194, now seen corresponding path program 1 times [2024-11-18 21:42:11,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:11,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768556506] [2024-11-18 21:42:11,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:11,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:12,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:12,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:12,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768556506] [2024-11-18 21:42:12,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768556506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:12,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:12,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:12,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739622459] [2024-11-18 21:42:12,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:12,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:12,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:12,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:12,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:12,009 INFO L87 Difference]: Start difference. First operand 172 states and 264 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:12,063 INFO L93 Difference]: Finished difference Result 311 states and 477 transitions. [2024-11-18 21:42:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:12,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2024-11-18 21:42:12,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:12,068 INFO L225 Difference]: With dead ends: 311 [2024-11-18 21:42:12,070 INFO L226 Difference]: Without dead ends: 202 [2024-11-18 21:42:12,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:12,073 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 33 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:12,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 347 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:12,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-18 21:42:12,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 185. [2024-11-18 21:42:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 118 states have (on average 1.3135593220338984) internal successors, (155), 118 states have internal predecessors, (155), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:12,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 283 transitions. [2024-11-18 21:42:12,104 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 283 transitions. Word has length 217 [2024-11-18 21:42:12,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:12,105 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 283 transitions. [2024-11-18 21:42:12,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 283 transitions. [2024-11-18 21:42:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-18 21:42:12,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:12,108 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:12,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 21:42:12,109 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:12,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:12,110 INFO L85 PathProgramCache]: Analyzing trace with hash 348435494, now seen corresponding path program 1 times [2024-11-18 21:42:12,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:12,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061413657] [2024-11-18 21:42:12,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:12,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:12,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:12,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061413657] [2024-11-18 21:42:12,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061413657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:12,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:12,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:42:12,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705475893] [2024-11-18 21:42:12,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:12,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:42:12,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:12,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:42:12,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:42:12,286 INFO L87 Difference]: Start difference. First operand 185 states and 283 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:12,455 INFO L93 Difference]: Finished difference Result 384 states and 603 transitions. [2024-11-18 21:42:12,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:42:12,455 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2024-11-18 21:42:12,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:12,459 INFO L225 Difference]: With dead ends: 384 [2024-11-18 21:42:12,459 INFO L226 Difference]: Without dead ends: 262 [2024-11-18 21:42:12,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:42:12,461 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 160 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:12,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 378 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:12,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-18 21:42:12,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 193. [2024-11-18 21:42:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.3412698412698412) internal successors, (169), 126 states have internal predecessors, (169), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:12,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 297 transitions. [2024-11-18 21:42:12,495 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 297 transitions. Word has length 217 [2024-11-18 21:42:12,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:12,496 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 297 transitions. [2024-11-18 21:42:12,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 297 transitions. [2024-11-18 21:42:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-18 21:42:12,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:12,498 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:12,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 21:42:12,499 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:12,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:12,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1204358622, now seen corresponding path program 1 times [2024-11-18 21:42:12,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:12,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043942655] [2024-11-18 21:42:12,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:12,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:12,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:12,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043942655] [2024-11-18 21:42:12,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043942655] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:12,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:12,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:12,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389443241] [2024-11-18 21:42:12,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:12,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:12,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:12,705 INFO L87 Difference]: Start difference. First operand 193 states and 297 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:12,927 INFO L93 Difference]: Finished difference Result 337 states and 524 transitions. [2024-11-18 21:42:12,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:12,928 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2024-11-18 21:42:12,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:12,931 INFO L225 Difference]: With dead ends: 337 [2024-11-18 21:42:12,932 INFO L226 Difference]: Without dead ends: 212 [2024-11-18 21:42:12,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:12,934 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 80 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:12,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 527 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:12,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-18 21:42:12,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 194. [2024-11-18 21:42:12,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 127 states have (on average 1.3385826771653544) internal successors, (170), 127 states have internal predecessors, (170), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 298 transitions. [2024-11-18 21:42:12,957 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 298 transitions. Word has length 217 [2024-11-18 21:42:12,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:12,957 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 298 transitions. [2024-11-18 21:42:12,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 298 transitions. [2024-11-18 21:42:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-18 21:42:12,960 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:12,960 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:12,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 21:42:12,960 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:12,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:12,961 INFO L85 PathProgramCache]: Analyzing trace with hash 694885532, now seen corresponding path program 1 times [2024-11-18 21:42:12,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:12,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136113824] [2024-11-18 21:42:12,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:13,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:13,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136113824] [2024-11-18 21:42:13,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136113824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:13,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:13,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:13,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688139179] [2024-11-18 21:42:13,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:13,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:13,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:13,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:13,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:13,175 INFO L87 Difference]: Start difference. First operand 194 states and 298 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:13,231 INFO L93 Difference]: Finished difference Result 339 states and 525 transitions. [2024-11-18 21:42:13,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:13,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2024-11-18 21:42:13,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:13,234 INFO L225 Difference]: With dead ends: 339 [2024-11-18 21:42:13,234 INFO L226 Difference]: Without dead ends: 209 [2024-11-18 21:42:13,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:13,235 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 71 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:13,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 309 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:13,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-11-18 21:42:13,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 186. [2024-11-18 21:42:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 119 states have (on average 1.3109243697478992) internal successors, (156), 119 states have internal predecessors, (156), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:13,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 284 transitions. [2024-11-18 21:42:13,254 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 284 transitions. Word has length 217 [2024-11-18 21:42:13,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:13,255 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 284 transitions. [2024-11-18 21:42:13,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 284 transitions. [2024-11-18 21:42:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-18 21:42:13,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:13,258 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:13,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 21:42:13,259 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:13,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:13,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1470378966, now seen corresponding path program 1 times [2024-11-18 21:42:13,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:13,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433022752] [2024-11-18 21:42:13,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:13,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:13,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:13,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433022752] [2024-11-18 21:42:13,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433022752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:13,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:13,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:13,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418235719] [2024-11-18 21:42:13,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:13,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:13,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:13,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:13,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:13,434 INFO L87 Difference]: Start difference. First operand 186 states and 284 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:13,610 INFO L93 Difference]: Finished difference Result 331 states and 513 transitions. [2024-11-18 21:42:13,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:13,610 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 218 [2024-11-18 21:42:13,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:13,612 INFO L225 Difference]: With dead ends: 331 [2024-11-18 21:42:13,613 INFO L226 Difference]: Without dead ends: 209 [2024-11-18 21:42:13,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:42:13,614 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 71 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:13,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 527 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:13,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-11-18 21:42:13,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 195. [2024-11-18 21:42:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 128 states have (on average 1.3203125) internal successors, (169), 128 states have internal predecessors, (169), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 297 transitions. [2024-11-18 21:42:13,630 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 297 transitions. Word has length 218 [2024-11-18 21:42:13,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:13,631 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 297 transitions. [2024-11-18 21:42:13,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 297 transitions. [2024-11-18 21:42:13,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-18 21:42:13,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:13,633 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:13,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 21:42:13,633 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:13,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:13,634 INFO L85 PathProgramCache]: Analyzing trace with hash 960905876, now seen corresponding path program 1 times [2024-11-18 21:42:13,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:13,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685334319] [2024-11-18 21:42:13,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:13,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:13,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:13,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685334319] [2024-11-18 21:42:13,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685334319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:13,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:13,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:13,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114709217] [2024-11-18 21:42:13,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:13,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:13,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:13,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:13,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:13,850 INFO L87 Difference]: Start difference. First operand 195 states and 297 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:13,905 INFO L93 Difference]: Finished difference Result 330 states and 508 transitions. [2024-11-18 21:42:13,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:13,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 218 [2024-11-18 21:42:13,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:13,908 INFO L225 Difference]: With dead ends: 330 [2024-11-18 21:42:13,908 INFO L226 Difference]: Without dead ends: 205 [2024-11-18 21:42:13,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:13,910 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 60 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:13,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 312 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:13,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-18 21:42:13,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 193. [2024-11-18 21:42:13,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 126 states have (on average 1.3095238095238095) internal successors, (165), 126 states have internal predecessors, (165), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 293 transitions. [2024-11-18 21:42:13,929 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 293 transitions. Word has length 218 [2024-11-18 21:42:13,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:13,930 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 293 transitions. [2024-11-18 21:42:13,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 293 transitions. [2024-11-18 21:42:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-18 21:42:13,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:13,932 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:13,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 21:42:13,932 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:13,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:13,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1335918233, now seen corresponding path program 1 times [2024-11-18 21:42:13,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:13,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592912557] [2024-11-18 21:42:13,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:13,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:14,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:14,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592912557] [2024-11-18 21:42:14,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592912557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:14,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:14,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:14,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796201762] [2024-11-18 21:42:14,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:14,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:14,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:14,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:14,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:14,121 INFO L87 Difference]: Start difference. First operand 193 states and 293 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:14,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:14,289 INFO L93 Difference]: Finished difference Result 331 states and 507 transitions. [2024-11-18 21:42:14,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:14,290 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 220 [2024-11-18 21:42:14,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:14,292 INFO L225 Difference]: With dead ends: 331 [2024-11-18 21:42:14,292 INFO L226 Difference]: Without dead ends: 208 [2024-11-18 21:42:14,292 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:42:14,293 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 64 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:14,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 528 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:14,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-18 21:42:14,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 197. [2024-11-18 21:42:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 130 states have (on average 1.3) internal successors, (169), 130 states have internal predecessors, (169), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 297 transitions. [2024-11-18 21:42:14,311 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 297 transitions. Word has length 220 [2024-11-18 21:42:14,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:14,314 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 297 transitions. [2024-11-18 21:42:14,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 297 transitions. [2024-11-18 21:42:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-18 21:42:14,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:14,316 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:14,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 21:42:14,316 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:14,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:14,318 INFO L85 PathProgramCache]: Analyzing trace with hash 826445143, now seen corresponding path program 1 times [2024-11-18 21:42:14,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:14,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634066074] [2024-11-18 21:42:14,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:14,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:14,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:14,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634066074] [2024-11-18 21:42:14,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634066074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:14,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:14,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:14,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413083882] [2024-11-18 21:42:14,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:14,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:14,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:14,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:14,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:14,673 INFO L87 Difference]: Start difference. First operand 197 states and 297 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:15,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:15,064 INFO L93 Difference]: Finished difference Result 436 states and 670 transitions. [2024-11-18 21:42:15,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:15,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 220 [2024-11-18 21:42:15,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:15,067 INFO L225 Difference]: With dead ends: 436 [2024-11-18 21:42:15,067 INFO L226 Difference]: Without dead ends: 314 [2024-11-18 21:42:15,068 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:42:15,068 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 366 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:15,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 474 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:42:15,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2024-11-18 21:42:15,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 219. [2024-11-18 21:42:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 152 states have (on average 1.3223684210526316) internal successors, (201), 152 states have internal predecessors, (201), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 329 transitions. [2024-11-18 21:42:15,093 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 329 transitions. Word has length 220 [2024-11-18 21:42:15,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:15,094 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 329 transitions. [2024-11-18 21:42:15,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 329 transitions. [2024-11-18 21:42:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-18 21:42:15,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:15,096 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:15,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 21:42:15,096 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:15,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:15,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1085106537, now seen corresponding path program 1 times [2024-11-18 21:42:15,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:15,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164474935] [2024-11-18 21:42:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:15,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:15,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:15,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:15,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164474935] [2024-11-18 21:42:15,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164474935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:15,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:15,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:15,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501797738] [2024-11-18 21:42:15,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:15,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:15,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:15,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:15,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:15,634 INFO L87 Difference]: Start difference. First operand 219 states and 329 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:15,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:15,943 INFO L93 Difference]: Finished difference Result 416 states and 615 transitions. [2024-11-18 21:42:15,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:15,943 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 221 [2024-11-18 21:42:15,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:15,945 INFO L225 Difference]: With dead ends: 416 [2024-11-18 21:42:15,945 INFO L226 Difference]: Without dead ends: 272 [2024-11-18 21:42:15,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:15,946 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 122 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:15,947 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 767 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:15,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-18 21:42:15,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 225. [2024-11-18 21:42:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 158 states have (on average 1.2848101265822784) internal successors, (203), 158 states have internal predecessors, (203), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2024-11-18 21:42:15,968 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 221 [2024-11-18 21:42:15,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:15,969 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2024-11-18 21:42:15,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2024-11-18 21:42:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-18 21:42:15,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:15,971 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:15,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 21:42:15,972 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:15,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:15,972 INFO L85 PathProgramCache]: Analyzing trace with hash -268621745, now seen corresponding path program 1 times [2024-11-18 21:42:15,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:15,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753464549] [2024-11-18 21:42:15,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:15,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:16,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:16,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753464549] [2024-11-18 21:42:16,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753464549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:16,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:16,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:16,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819365836] [2024-11-18 21:42:16,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:16,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:16,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:16,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:16,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:16,072 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:16,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:16,142 INFO L93 Difference]: Finished difference Result 487 states and 721 transitions. [2024-11-18 21:42:16,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:16,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 221 [2024-11-18 21:42:16,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:16,144 INFO L225 Difference]: With dead ends: 487 [2024-11-18 21:42:16,145 INFO L226 Difference]: Without dead ends: 337 [2024-11-18 21:42:16,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:16,146 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 150 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:16,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 330 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:16,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-11-18 21:42:16,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 243. [2024-11-18 21:42:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 176 states have (on average 1.2784090909090908) internal successors, (225), 176 states have internal predecessors, (225), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 353 transitions. [2024-11-18 21:42:16,175 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 353 transitions. Word has length 221 [2024-11-18 21:42:16,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:16,175 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 353 transitions. [2024-11-18 21:42:16,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:16,176 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 353 transitions. [2024-11-18 21:42:16,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-18 21:42:16,177 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:16,177 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:16,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-18 21:42:16,178 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:16,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:16,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1710232172, now seen corresponding path program 1 times [2024-11-18 21:42:16,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:16,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106349331] [2024-11-18 21:42:16,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:16,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:16,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:16,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106349331] [2024-11-18 21:42:16,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106349331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:16,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:16,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 21:42:16,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039279047] [2024-11-18 21:42:16,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:16,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 21:42:16,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:16,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 21:42:16,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:42:16,514 INFO L87 Difference]: Start difference. First operand 243 states and 353 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:16,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:16,902 INFO L93 Difference]: Finished difference Result 515 states and 754 transitions. [2024-11-18 21:42:16,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 21:42:16,903 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 221 [2024-11-18 21:42:16,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:16,905 INFO L225 Difference]: With dead ends: 515 [2024-11-18 21:42:16,905 INFO L226 Difference]: Without dead ends: 347 [2024-11-18 21:42:16,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:16,906 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 148 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:16,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 1114 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:42:16,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2024-11-18 21:42:16,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 252. [2024-11-18 21:42:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 185 states have (on average 1.2756756756756757) internal successors, (236), 185 states have internal predecessors, (236), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:16,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 364 transitions. [2024-11-18 21:42:16,946 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 364 transitions. Word has length 221 [2024-11-18 21:42:16,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:16,946 INFO L471 AbstractCegarLoop]: Abstraction has 252 states and 364 transitions. [2024-11-18 21:42:16,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 364 transitions. [2024-11-18 21:42:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-18 21:42:16,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:16,948 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:16,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 21:42:16,949 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:16,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:16,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1302476037, now seen corresponding path program 1 times [2024-11-18 21:42:16,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:16,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032676131] [2024-11-18 21:42:16,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:16,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:17,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:17,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032676131] [2024-11-18 21:42:17,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032676131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:17,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:17,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:17,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936469286] [2024-11-18 21:42:17,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:17,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:17,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:17,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:17,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:17,369 INFO L87 Difference]: Start difference. First operand 252 states and 364 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:17,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:17,679 INFO L93 Difference]: Finished difference Result 491 states and 693 transitions. [2024-11-18 21:42:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:17,679 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 222 [2024-11-18 21:42:17,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:17,682 INFO L225 Difference]: With dead ends: 491 [2024-11-18 21:42:17,682 INFO L226 Difference]: Without dead ends: 314 [2024-11-18 21:42:17,682 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:17,683 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 140 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:17,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 744 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:17,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2024-11-18 21:42:17,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 250. [2024-11-18 21:42:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 183 states have (on average 1.273224043715847) internal successors, (233), 183 states have internal predecessors, (233), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:17,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 361 transitions. [2024-11-18 21:42:17,736 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 361 transitions. Word has length 222 [2024-11-18 21:42:17,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:17,736 INFO L471 AbstractCegarLoop]: Abstraction has 250 states and 361 transitions. [2024-11-18 21:42:17,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 361 transitions. [2024-11-18 21:42:17,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-18 21:42:17,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:17,739 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:17,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-18 21:42:17,739 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:17,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:17,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2047421725, now seen corresponding path program 1 times [2024-11-18 21:42:17,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:17,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956731894] [2024-11-18 21:42:17,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:17,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:17,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956731894] [2024-11-18 21:42:17,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956731894] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:17,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:17,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:17,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596109337] [2024-11-18 21:42:17,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:17,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:17,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:17,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:17,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:17,850 INFO L87 Difference]: Start difference. First operand 250 states and 361 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:17,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:17,954 INFO L93 Difference]: Finished difference Result 513 states and 750 transitions. [2024-11-18 21:42:17,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:17,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 222 [2024-11-18 21:42:17,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:17,957 INFO L225 Difference]: With dead ends: 513 [2024-11-18 21:42:17,958 INFO L226 Difference]: Without dead ends: 338 [2024-11-18 21:42:17,958 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:17,960 INFO L432 NwaCegarLoop]: 295 mSDtfsCounter, 143 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:17,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 443 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:17,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-11-18 21:42:17,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 241. [2024-11-18 21:42:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 174 states have (on average 1.264367816091954) internal successors, (220), 174 states have internal predecessors, (220), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 348 transitions. [2024-11-18 21:42:17,999 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 348 transitions. Word has length 222 [2024-11-18 21:42:17,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:17,999 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 348 transitions. [2024-11-18 21:42:18,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2024-11-18 21:42:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-18 21:42:18,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:18,002 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:18,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-18 21:42:18,002 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:18,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:18,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1063325507, now seen corresponding path program 1 times [2024-11-18 21:42:18,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:18,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939953999] [2024-11-18 21:42:18,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:18,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:18,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:18,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:18,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939953999] [2024-11-18 21:42:18,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939953999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:18,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:18,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 21:42:18,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136440102] [2024-11-18 21:42:18,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:18,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:42:18,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:18,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:42:18,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:18,363 INFO L87 Difference]: Start difference. First operand 241 states and 348 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:18,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:18,919 INFO L93 Difference]: Finished difference Result 525 states and 764 transitions. [2024-11-18 21:42:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:42:18,920 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 222 [2024-11-18 21:42:18,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:18,922 INFO L225 Difference]: With dead ends: 525 [2024-11-18 21:42:18,922 INFO L226 Difference]: Without dead ends: 359 [2024-11-18 21:42:18,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:18,923 INFO L432 NwaCegarLoop]: 390 mSDtfsCounter, 304 mSDsluCounter, 1091 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 1481 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:18,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 1481 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:42:18,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-11-18 21:42:18,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 330. [2024-11-18 21:42:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 230 states have (on average 1.2347826086956522) internal successors, (284), 230 states have internal predecessors, (284), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:18,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 476 transitions. [2024-11-18 21:42:18,983 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 476 transitions. Word has length 222 [2024-11-18 21:42:18,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:18,983 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 476 transitions. [2024-11-18 21:42:18,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 476 transitions. [2024-11-18 21:42:18,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-18 21:42:18,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:18,986 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:18,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-18 21:42:18,986 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:18,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:18,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1582266636, now seen corresponding path program 1 times [2024-11-18 21:42:18,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:18,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844158531] [2024-11-18 21:42:18,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:18,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:19,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:19,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:19,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844158531] [2024-11-18 21:42:19,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844158531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:19,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:19,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:19,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016521505] [2024-11-18 21:42:19,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:19,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:19,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:19,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:19,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:19,385 INFO L87 Difference]: Start difference. First operand 330 states and 476 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:19,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:19,657 INFO L93 Difference]: Finished difference Result 666 states and 937 transitions. [2024-11-18 21:42:19,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:19,658 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 222 [2024-11-18 21:42:19,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:19,660 INFO L225 Difference]: With dead ends: 666 [2024-11-18 21:42:19,661 INFO L226 Difference]: Without dead ends: 411 [2024-11-18 21:42:19,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:19,662 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 87 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 837 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:19,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 837 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:19,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2024-11-18 21:42:19,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 327. [2024-11-18 21:42:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 227 states have (on average 1.2378854625550662) internal successors, (281), 227 states have internal predecessors, (281), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:19,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 473 transitions. [2024-11-18 21:42:19,707 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 473 transitions. Word has length 222 [2024-11-18 21:42:19,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:19,707 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 473 transitions. [2024-11-18 21:42:19,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:19,707 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 473 transitions. [2024-11-18 21:42:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:19,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:19,709 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:19,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-18 21:42:19,709 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:19,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:19,710 INFO L85 PathProgramCache]: Analyzing trace with hash -203344048, now seen corresponding path program 1 times [2024-11-18 21:42:19,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:19,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867452940] [2024-11-18 21:42:19,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:19,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:20,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:20,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867452940] [2024-11-18 21:42:20,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867452940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:20,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:20,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 21:42:20,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536255685] [2024-11-18 21:42:20,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:20,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:42:20,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:20,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:42:20,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:20,167 INFO L87 Difference]: Start difference. First operand 327 states and 473 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:21,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:21,203 INFO L93 Difference]: Finished difference Result 966 states and 1416 transitions. [2024-11-18 21:42:21,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:21,204 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:21,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:21,209 INFO L225 Difference]: With dead ends: 966 [2024-11-18 21:42:21,209 INFO L226 Difference]: Without dead ends: 714 [2024-11-18 21:42:21,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-11-18 21:42:21,213 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 631 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:21,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [631 Valid, 570 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 21:42:21,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2024-11-18 21:42:21,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 336. [2024-11-18 21:42:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 236 states have (on average 1.2330508474576272) internal successors, (291), 236 states have internal predecessors, (291), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 483 transitions. [2024-11-18 21:42:21,302 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 483 transitions. Word has length 223 [2024-11-18 21:42:21,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:21,303 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 483 transitions. [2024-11-18 21:42:21,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 483 transitions. [2024-11-18 21:42:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:21,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:21,305 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:21,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-18 21:42:21,305 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:21,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:21,306 INFO L85 PathProgramCache]: Analyzing trace with hash 476714322, now seen corresponding path program 1 times [2024-11-18 21:42:21,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:21,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711895208] [2024-11-18 21:42:21,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:21,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:21,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:21,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711895208] [2024-11-18 21:42:21,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711895208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:21,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:21,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:21,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858901693] [2024-11-18 21:42:21,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:21,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:21,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:21,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:21,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:21,678 INFO L87 Difference]: Start difference. First operand 336 states and 483 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:21,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:21,916 INFO L93 Difference]: Finished difference Result 676 states and 949 transitions. [2024-11-18 21:42:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:21,917 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:21,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:21,920 INFO L225 Difference]: With dead ends: 676 [2024-11-18 21:42:21,920 INFO L226 Difference]: Without dead ends: 415 [2024-11-18 21:42:21,921 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:21,922 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 91 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:21,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 710 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:21,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-11-18 21:42:21,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 330. [2024-11-18 21:42:21,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 230 states have (on average 1.2391304347826086) internal successors, (285), 230 states have internal predecessors, (285), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 477 transitions. [2024-11-18 21:42:21,980 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 477 transitions. Word has length 223 [2024-11-18 21:42:21,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:21,980 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 477 transitions. [2024-11-18 21:42:21,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 477 transitions. [2024-11-18 21:42:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:21,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:21,982 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:21,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-18 21:42:21,982 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:21,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:21,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1438121980, now seen corresponding path program 1 times [2024-11-18 21:42:21,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:21,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069104052] [2024-11-18 21:42:21,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:21,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:22,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:22,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069104052] [2024-11-18 21:42:22,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069104052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:22,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:22,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 21:42:22,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713251265] [2024-11-18 21:42:22,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:22,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 21:42:22,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:22,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 21:42:22,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:42:22,307 INFO L87 Difference]: Start difference. First operand 330 states and 477 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:23,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:23,187 INFO L93 Difference]: Finished difference Result 981 states and 1430 transitions. [2024-11-18 21:42:23,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 21:42:23,188 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:23,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:23,192 INFO L225 Difference]: With dead ends: 981 [2024-11-18 21:42:23,192 INFO L226 Difference]: Without dead ends: 726 [2024-11-18 21:42:23,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:23,194 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 573 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:23,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 893 Invalid, 601 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 21:42:23,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2024-11-18 21:42:23,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 334. [2024-11-18 21:42:23,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 234 states have (on average 1.235042735042735) internal successors, (289), 234 states have internal predecessors, (289), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 481 transitions. [2024-11-18 21:42:23,256 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 481 transitions. Word has length 223 [2024-11-18 21:42:23,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:23,256 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 481 transitions. [2024-11-18 21:42:23,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:23,257 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 481 transitions. [2024-11-18 21:42:23,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:23,259 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:23,259 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:23,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-18 21:42:23,260 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:23,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:23,260 INFO L85 PathProgramCache]: Analyzing trace with hash -2139713573, now seen corresponding path program 1 times [2024-11-18 21:42:23,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:23,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102440946] [2024-11-18 21:42:23,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:23,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:23,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:23,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102440946] [2024-11-18 21:42:23,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102440946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:23,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:23,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:23,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906364130] [2024-11-18 21:42:23,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:23,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:23,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:23,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:23,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:23,629 INFO L87 Difference]: Start difference. First operand 334 states and 481 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:23,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:23,855 INFO L93 Difference]: Finished difference Result 646 states and 914 transitions. [2024-11-18 21:42:23,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:23,856 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:23,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:23,858 INFO L225 Difference]: With dead ends: 646 [2024-11-18 21:42:23,859 INFO L226 Difference]: Without dead ends: 387 [2024-11-18 21:42:23,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:23,860 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 66 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 733 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:23,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 733 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:23,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2024-11-18 21:42:23,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 337. [2024-11-18 21:42:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 237 states have (on average 1.2320675105485233) internal successors, (292), 237 states have internal predecessors, (292), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:23,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 484 transitions. [2024-11-18 21:42:23,909 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 484 transitions. Word has length 223 [2024-11-18 21:42:23,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:23,910 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 484 transitions. [2024-11-18 21:42:23,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 484 transitions. [2024-11-18 21:42:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:23,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:23,912 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:23,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-18 21:42:23,912 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:23,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:23,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1268497414, now seen corresponding path program 1 times [2024-11-18 21:42:23,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:23,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498970610] [2024-11-18 21:42:23,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:24,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:24,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498970610] [2024-11-18 21:42:24,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498970610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:24,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:24,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:24,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795354387] [2024-11-18 21:42:24,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:24,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:24,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:24,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:24,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:24,251 INFO L87 Difference]: Start difference. First operand 337 states and 484 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:24,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:24,577 INFO L93 Difference]: Finished difference Result 784 states and 1140 transitions. [2024-11-18 21:42:24,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:24,577 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:24,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:24,582 INFO L225 Difference]: With dead ends: 784 [2024-11-18 21:42:24,583 INFO L226 Difference]: Without dead ends: 522 [2024-11-18 21:42:24,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:24,584 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 320 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 683 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:24,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 683 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:24,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-18 21:42:24,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 331. [2024-11-18 21:42:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 231 states have (on average 1.2294372294372293) internal successors, (284), 231 states have internal predecessors, (284), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-18 21:42:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 476 transitions. [2024-11-18 21:42:24,639 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 476 transitions. Word has length 223 [2024-11-18 21:42:24,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:24,640 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 476 transitions. [2024-11-18 21:42:24,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 476 transitions. [2024-11-18 21:42:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-18 21:42:24,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:24,641 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:24,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-18 21:42:24,642 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:24,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:24,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1987808185, now seen corresponding path program 1 times [2024-11-18 21:42:24,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:24,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526112286] [2024-11-18 21:42:24,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:24,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:24,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:24,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526112286] [2024-11-18 21:42:24,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526112286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:24,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:24,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:24,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169127540] [2024-11-18 21:42:24,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:24,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:24,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:24,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:24,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:24,709 INFO L87 Difference]: Start difference. First operand 331 states and 476 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:24,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:24,841 INFO L93 Difference]: Finished difference Result 775 states and 1120 transitions. [2024-11-18 21:42:24,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:24,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 223 [2024-11-18 21:42:24,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:24,844 INFO L225 Difference]: With dead ends: 775 [2024-11-18 21:42:24,844 INFO L226 Difference]: Without dead ends: 519 [2024-11-18 21:42:24,845 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:24,846 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 156 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:24,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 320 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:24,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2024-11-18 21:42:24,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 494. [2024-11-18 21:42:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 328 states have (on average 1.1890243902439024) internal successors, (390), 328 states have internal predecessors, (390), 160 states have call successors, (160), 5 states have call predecessors, (160), 5 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-18 21:42:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 710 transitions. [2024-11-18 21:42:24,930 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 710 transitions. Word has length 223 [2024-11-18 21:42:24,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:24,930 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 710 transitions. [2024-11-18 21:42:24,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 710 transitions. [2024-11-18 21:42:24,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-18 21:42:24,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:24,932 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:24,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-18 21:42:24,932 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:24,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:24,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1644346649, now seen corresponding path program 1 times [2024-11-18 21:42:24,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:24,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219109663] [2024-11-18 21:42:24,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:24,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:25,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:25,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219109663] [2024-11-18 21:42:25,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219109663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:25,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:25,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:25,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711712318] [2024-11-18 21:42:25,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:25,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:25,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:25,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:25,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:25,526 INFO L87 Difference]: Start difference. First operand 494 states and 710 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:25,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:25,778 INFO L93 Difference]: Finished difference Result 1119 states and 1567 transitions. [2024-11-18 21:42:25,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:25,778 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 224 [2024-11-18 21:42:25,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:25,782 INFO L225 Difference]: With dead ends: 1119 [2024-11-18 21:42:25,782 INFO L226 Difference]: Without dead ends: 700 [2024-11-18 21:42:25,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:25,784 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 74 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:25,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 568 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:25,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2024-11-18 21:42:25,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 694. [2024-11-18 21:42:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 694 states, 507 states have (on average 1.1952662721893492) internal successors, (606), 511 states have internal predecessors, (606), 176 states have call successors, (176), 10 states have call predecessors, (176), 10 states have return successors, (176), 172 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-18 21:42:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 958 transitions. [2024-11-18 21:42:25,902 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 958 transitions. Word has length 224 [2024-11-18 21:42:25,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:25,902 INFO L471 AbstractCegarLoop]: Abstraction has 694 states and 958 transitions. [2024-11-18 21:42:25,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 958 transitions. [2024-11-18 21:42:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-18 21:42:25,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:25,904 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:25,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-18 21:42:25,904 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:25,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:25,905 INFO L85 PathProgramCache]: Analyzing trace with hash -349798057, now seen corresponding path program 1 times [2024-11-18 21:42:25,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:25,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355818922] [2024-11-18 21:42:25,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:25,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:26,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:26,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355818922] [2024-11-18 21:42:26,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355818922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:26,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:26,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:42:26,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990498765] [2024-11-18 21:42:26,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:26,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:42:26,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:26,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:42:26,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:42:26,215 INFO L87 Difference]: Start difference. First operand 694 states and 958 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:26,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:26,478 INFO L93 Difference]: Finished difference Result 1447 states and 1961 transitions. [2024-11-18 21:42:26,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:42:26,479 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 224 [2024-11-18 21:42:26,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:26,484 INFO L225 Difference]: With dead ends: 1447 [2024-11-18 21:42:26,484 INFO L226 Difference]: Without dead ends: 832 [2024-11-18 21:42:26,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:42:26,486 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 65 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:26,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 624 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:42:26,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2024-11-18 21:42:26,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 678. [2024-11-18 21:42:26,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 678 states, 491 states have (on average 1.1975560081466394) internal successors, (588), 495 states have internal predecessors, (588), 176 states have call successors, (176), 10 states have call predecessors, (176), 10 states have return successors, (176), 172 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-18 21:42:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 940 transitions. [2024-11-18 21:42:26,591 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 940 transitions. Word has length 224 [2024-11-18 21:42:26,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:26,592 INFO L471 AbstractCegarLoop]: Abstraction has 678 states and 940 transitions. [2024-11-18 21:42:26,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 940 transitions. [2024-11-18 21:42:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-18 21:42:26,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:26,597 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:26,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-18 21:42:26,597 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:26,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:26,598 INFO L85 PathProgramCache]: Analyzing trace with hash 2098775702, now seen corresponding path program 1 times [2024-11-18 21:42:26,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:26,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906582029] [2024-11-18 21:42:26,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:27,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:27,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906582029] [2024-11-18 21:42:27,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906582029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:27,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:27,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 21:42:27,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333585026] [2024-11-18 21:42:27,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:27,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:42:27,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:27,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:42:27,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:27,363 INFO L87 Difference]: Start difference. First operand 678 states and 940 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:27,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:27,787 INFO L93 Difference]: Finished difference Result 1281 states and 1764 transitions. [2024-11-18 21:42:27,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:42:27,788 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 224 [2024-11-18 21:42:27,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:27,792 INFO L225 Difference]: With dead ends: 1281 [2024-11-18 21:42:27,792 INFO L226 Difference]: Without dead ends: 682 [2024-11-18 21:42:27,794 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-18 21:42:27,794 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 131 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:27,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 625 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:27,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2024-11-18 21:42:27,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 663. [2024-11-18 21:42:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 478 states have (on average 1.1924686192468619) internal successors, (570), 481 states have internal predecessors, (570), 172 states have call successors, (172), 12 states have call predecessors, (172), 12 states have return successors, (172), 169 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-18 21:42:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 914 transitions. [2024-11-18 21:42:27,896 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 914 transitions. Word has length 224 [2024-11-18 21:42:27,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:27,896 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 914 transitions. [2024-11-18 21:42:27,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 914 transitions. [2024-11-18 21:42:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-18 21:42:27,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:27,898 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:27,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-18 21:42:27,898 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:27,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:27,898 INFO L85 PathProgramCache]: Analyzing trace with hash 221481121, now seen corresponding path program 1 times [2024-11-18 21:42:27,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:27,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113153762] [2024-11-18 21:42:27,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:27,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:28,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:42:28,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113153762] [2024-11-18 21:42:28,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113153762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:28,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:28,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:42:28,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889846702] [2024-11-18 21:42:28,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:28,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:42:28,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:42:28,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:42:28,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:42:28,229 INFO L87 Difference]: Start difference. First operand 663 states and 914 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:28,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:28,550 INFO L93 Difference]: Finished difference Result 1407 states and 1922 transitions. [2024-11-18 21:42:28,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:42:28,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 224 [2024-11-18 21:42:28,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:28,556 INFO L225 Difference]: With dead ends: 1407 [2024-11-18 21:42:28,556 INFO L226 Difference]: Without dead ends: 823 [2024-11-18 21:42:28,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:42:28,558 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 139 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:28,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 559 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:42:28,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2024-11-18 21:42:28,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 673. [2024-11-18 21:42:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 488 states have (on average 1.2028688524590163) internal successors, (587), 491 states have internal predecessors, (587), 172 states have call successors, (172), 12 states have call predecessors, (172), 12 states have return successors, (172), 169 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-18 21:42:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 931 transitions. [2024-11-18 21:42:28,674 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 931 transitions. Word has length 224 [2024-11-18 21:42:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:28,674 INFO L471 AbstractCegarLoop]: Abstraction has 673 states and 931 transitions. [2024-11-18 21:42:28,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 931 transitions. [2024-11-18 21:42:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-18 21:42:28,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:28,677 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:28,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-18 21:42:28,677 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:28,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:28,678 INFO L85 PathProgramCache]: Analyzing trace with hash -336060394, now seen corresponding path program 1 times [2024-11-18 21:42:28,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:42:28,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136672343] [2024-11-18 21:42:28,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:42:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:42:28,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:42:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:42:28,882 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:42:28,882 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:42:28,883 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:42:28,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-18 21:42:28,887 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:29,005 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:42:29,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:42:29 BoogieIcfgContainer [2024-11-18 21:42:29,008 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:42:29,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:42:29,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:42:29,009 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:42:29,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:42:10" (3/4) ... [2024-11-18 21:42:29,011 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:42:29,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:42:29,012 INFO L158 Benchmark]: Toolchain (without parser) took 19974.71ms. Allocated memory was 178.3MB in the beginning and 627.0MB in the end (delta: 448.8MB). Free memory was 122.1MB in the beginning and 300.6MB in the end (delta: -178.5MB). Peak memory consumption was 268.8MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,012 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.91ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 140.5MB in the end (delta: -18.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.95ms. Allocated memory is still 178.3MB. Free memory was 140.5MB in the beginning and 135.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: Boogie Preprocessor took 75.20ms. Allocated memory is still 178.3MB. Free memory was 135.1MB in the beginning and 128.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: RCFGBuilder took 622.68ms. Allocated memory is still 178.3MB. Free memory was 128.8MB in the beginning and 96.5MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: TraceAbstraction took 18780.62ms. Allocated memory was 178.3MB in the beginning and 627.0MB in the end (delta: 448.8MB). Free memory was 95.2MB in the beginning and 301.6MB in the end (delta: -206.4MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2024-11-18 21:42:29,013 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 627.0MB. Free memory was 301.6MB in the beginning and 300.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:42:29,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.91ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 140.5MB in the end (delta: -18.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.95ms. Allocated memory is still 178.3MB. Free memory was 140.5MB in the beginning and 135.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.20ms. Allocated memory is still 178.3MB. Free memory was 135.1MB in the beginning and 128.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 622.68ms. Allocated memory is still 178.3MB. Free memory was 128.8MB in the beginning and 96.5MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 18780.62ms. Allocated memory was 178.3MB in the beginning and 627.0MB in the end (delta: 448.8MB). Free memory was 95.2MB in the beginning and 301.6MB in the end (delta: -206.4MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 627.0MB. Free memory was 301.6MB in the beginning and 300.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * 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 someBinaryFLOATComparisonOperation at line 206, overapproximation of bitwiseOr at line 67, overapproximation of someUnaryDOUBLEoperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 206. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned char var_1_7 = 0; [L24] unsigned short int var_1_11 = 500; [L25] unsigned char var_1_13 = 64; [L26] unsigned char var_1_15 = 1; [L27] unsigned char var_1_16 = 8; [L28] double var_1_17 = 7.5; [L29] double var_1_18 = 31.125; [L30] double var_1_19 = 10.5; [L31] double var_1_20 = 0.0; [L32] double var_1_21 = 16.75; [L33] double var_1_22 = 2.5; [L34] double var_1_23 = 64.5; [L35] signed long int var_1_24 = 10; [L36] signed char var_1_26 = 16; [L37] signed char var_1_27 = 4; [L38] signed char var_1_28 = -10; [L39] float var_1_29 = 63.794; [L40] unsigned short int var_1_30 = 1; [L41] signed long int var_1_31 = -2; [L42] unsigned char var_1_32 = 64; [L43] unsigned char var_1_33 = 8; [L44] unsigned char var_1_38 = 8; [L45] unsigned char var_1_39 = 10; [L46] double var_1_40 = 8.35; [L47] double var_1_41 = 63.75; [L48] double var_1_42 = -0.125; [L49] double var_1_43 = -0.8; [L50] double var_1_44 = -0.5; [L51] unsigned short int var_1_45 = 50; [L52] unsigned char var_1_46 = 0; [L53] unsigned char var_1_47 = 5; [L54] unsigned char var_1_48 = 1; [L55] signed char var_1_49 = -16; [L56] signed char var_1_50 = 2; [L57] signed char var_1_51 = 16; [L58] signed char var_1_52 = 0; [L59] signed long int var_1_53 = 256; [L60] double var_1_54 = 1.25; [L61] unsigned long int var_1_55 = 5; [L62] signed long int last_1_var_1_1 = 64; [L63] unsigned char last_1_var_1_13 = 64; VAL [isInitial=0, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L202] last_1_var_1_1 = var_1_1 [L203] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L147] var_1_7 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L149] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L149] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L150] var_1_15 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L151] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L152] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L152] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L153] var_1_16 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L155] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L155] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L157] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L158] var_1_19 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L159] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L160] var_1_20 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L161] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L162] var_1_21 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L163] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L164] var_1_22 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L165] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L166] var_1_23 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L167] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L169] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L170] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L170] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L171] var_1_28 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L172] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L173] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L173] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L174] var_1_38 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L175] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L176] CALL assume_abort_if_not(var_1_38 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L176] RET assume_abort_if_not(var_1_38 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L179] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L179] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L180] var_1_41 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L181] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L182] var_1_42 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L183] RET assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L184] var_1_43 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L185] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L186] var_1_44 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L187] RET assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L188] var_1_47 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L189] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L190] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L190] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L191] var_1_50 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_50 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L192] RET assume_abort_if_not(var_1_50 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L193] CALL assume_abort_if_not(var_1_50 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L193] RET assume_abort_if_not(var_1_50 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L194] var_1_51 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_51 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L195] RET assume_abort_if_not(var_1_51 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L196] CALL assume_abort_if_not(var_1_51 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L196] RET assume_abort_if_not(var_1_51 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L197] var_1_52 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_52 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L198] RET assume_abort_if_not(var_1_52 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L199] CALL assume_abort_if_not(var_1_52 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L199] RET assume_abort_if_not(var_1_52 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L214] RET updateVariables() [L215] CALL step() [L67] EXPR var_1_1 ^ var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L67] EXPR var_1_13 | var_1_31 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L67] COND FALSE !((var_1_1 ^ var_1_32) < (var_1_13 | var_1_31)) [L70] var_1_33 = (((((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) < 0 ) ? -((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) : ((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=167/20, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L72] COND TRUE (-32 & var_1_38) > var_1_31 [L73] var_1_40 = ((((var_1_41) > (var_1_42)) ? (var_1_41) : (var_1_42))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L77] COND TRUE var_1_44 >= ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L78] COND FALSE !(var_1_1 > var_1_32) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L88] COND FALSE !(var_1_44 > (var_1_43 + var_1_41)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L95] var_1_48 = var_1_39 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=-16, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L96] COND TRUE var_1_41 < var_1_29 [L97] var_1_49 = ((var_1_50 - var_1_51) + var_1_52) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L101] var_1_53 = var_1_32 [L102] var_1_54 = var_1_44 [L103] var_1_55 = var_1_13 [L104] signed long int stepLocal_1 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L105] COND FALSE !(stepLocal_1 != last_1_var_1_13) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L108] var_1_31 = var_1_13 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=15/2, var_1_1=64, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L109] COND FALSE !(\read(var_1_7)) [L112] var_1_17 = var_1_22 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L114] COND FALSE !(\read(var_1_7)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=1, var_1_31=64, var_1_32=64, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L117] var_1_32 = var_1_16 [L118] var_1_30 = var_1_32 [L119] unsigned char stepLocal_0 = var_1_13; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L120] EXPR var_1_32 >> var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_0=64, var_1_11=500, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L120] COND TRUE (var_1_32 >> var_1_32) < stepLocal_0 [L121] var_1_11 = var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=16, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L123] COND TRUE var_1_11 >= var_1_30 [L124] var_1_26 = (var_1_27 + var_1_28) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L126] EXPR (var_1_31 + 4u) | var_1_30 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=64, var_1_22=506, var_1_24=10, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L126] COND TRUE 32u < ((var_1_31 + 4u) | var_1_30) [L127] var_1_1 = (var_1_26 + (var_1_26 + var_1_32)) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=10, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L135] unsigned short int stepLocal_2 = var_1_30; VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_2=0, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=10, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L136] COND TRUE ! var_1_7 [L137] var_1_24 = (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, stepLocal_2=0, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR (var_1_31 + 4u) | var_1_30 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L206] EXPR var_1_32 >> var_1_32 VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L206-L207] return ((((((((((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1)) && ((last_1_var_1_1 != last_1_var_1_13) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))))) : ((var_1_11 < var_1_30) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_26))))) && ((var_1_11 >= var_1_30) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_32))) && (var_1_31 == ((signed long int) var_1_13))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=0, var_1_13=64, var_1_15=254, var_1_16=0, var_1_17=506, var_1_1=-252, var_1_22=506, var_1_24=-64, var_1_26=-126, var_1_27=-63, var_1_28=-63, var_1_29=31897/500, var_1_30=0, var_1_31=64, var_1_32=0, var_1_33=0, var_1_38=-2, var_1_39=0, var_1_40=505, var_1_41=505, var_1_42=505, var_1_44=507, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=63, var_1_51=0, var_1_52=-59, var_1_53=64, var_1_54=507, var_1_55=64, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 116 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.6s, OverallIterations: 28, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4332 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4332 mSDsluCounter, 15898 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10404 mSDsCounter, 693 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4537 IncrementalHoareTripleChecker+Invalid, 5230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 693 mSolverCounterUnsat, 5494 mSDtfsCounter, 4537 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 419 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=694occurred in iteration=24, InterpolantAutomatonStates: 144, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 27 MinimizatonAttempts, 2250 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 6401 NumberOfCodeBlocks, 6401 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 6149 ConstructedInterpolants, 0 QuantifiedInterpolants, 12368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 510 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 28 InterpolantComputations, 27 PerfectInterpolantSequences, 55490/55552 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 [2024-11-18 21:42:29,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b36356817ea264db31a3e9ba1b92ddfdfece23d12079947455c2435bf39a20c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:42:31,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:42:31,224 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:42:31,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:42:31,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:42:31,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:42:31,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:42:31,266 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:42:31,266 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:42:31,267 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:42:31,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:42:31,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:42:31,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:42:31,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:42:31,268 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:42:31,269 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:42:31,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:42:31,269 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:42:31,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:42:31,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:42:31,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:42:31,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:42:31,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:42:31,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:42:31,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:42:31,271 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:42:31,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:42:31,272 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:42:31,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:42:31,272 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:42:31,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:42:31,273 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:42:31,273 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:42:31,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:42:31,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:42:31,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:42:31,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:42:31,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:42:31,275 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b36356817ea264db31a3e9ba1b92ddfdfece23d12079947455c2435bf39a20c [2024-11-18 21:42:31,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:42:31,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:42:31,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:42:31,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:42:31,588 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:42:31,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:32,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:42:33,180 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:42:33,181 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:33,189 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/657e47ba3/04a20d33430b4652ad735f9b81cb8126/FLAGb797bbbf6 [2024-11-18 21:42:33,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/657e47ba3/04a20d33430b4652ad735f9b81cb8126 [2024-11-18 21:42:33,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:42:33,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:42:33,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:42:33,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:42:33,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:42:33,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9c6ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33, skipping insertion in model container [2024-11-18 21:42:33,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,253 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:42:33,424 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i[919,932] [2024-11-18 21:42:33,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:42:33,519 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:42:33,530 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i[919,932] [2024-11-18 21:42:33,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:42:33,599 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:42:33,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33 WrapperNode [2024-11-18 21:42:33,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:42:33,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:42:33,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:42:33,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:42:33,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,658 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2024-11-18 21:42:33,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:42:33,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:42:33,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:42:33,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:42:33,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,678 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,698 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]. [2024-11-18 21:42:33,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:42:33,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:42:33,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:42:33,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:42:33,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (1/1) ... [2024-11-18 21:42:33,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:42:33,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:42:33,780 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) [2024-11-18 21:42:33,783 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 [2024-11-18 21:42:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:42:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:42:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:42:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:42:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:42:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:42:33,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:42:33,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:42:41,198 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 21:42:41,198 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:42:41,216 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:42:41,217 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:42:41,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:42:41 BoogieIcfgContainer [2024-11-18 21:42:41,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:42:41,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:42:41,221 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:42:41,224 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:42:41,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:42:33" (1/3) ... [2024-11-18 21:42:41,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd5b0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:42:41, skipping insertion in model container [2024-11-18 21:42:41,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:42:33" (2/3) ... [2024-11-18 21:42:41,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd5b0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:42:41, skipping insertion in model container [2024-11-18 21:42:41,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:42:41" (3/3) ... [2024-11-18 21:42:41,226 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-63.i [2024-11-18 21:42:41,240 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:42:41,240 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:42:41,288 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:42:41,293 INFO L333 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, 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;@60a16fa3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:42:41,294 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:42:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 61 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-18 21:42:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-18 21:42:41,313 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:41,314 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:41,314 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:41,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:41,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1991846610, now seen corresponding path program 1 times [2024-11-18 21:42:41,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:42:41,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1091380901] [2024-11-18 21:42:41,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:41,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:42:41,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:42:41,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:42:41,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 21:42:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:41,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:42:41,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:42:42,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2024-11-18 21:42:42,054 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:42:42,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:42:42,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1091380901] [2024-11-18 21:42:42,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1091380901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:42,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:42,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:42:42,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459558197] [2024-11-18 21:42:42,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:42,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:42:42,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:42:42,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:42:42,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:42:42,081 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 61 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 21:42:42,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:42,105 INFO L93 Difference]: Finished difference Result 183 states and 320 transitions. [2024-11-18 21:42:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:42:42,107 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 208 [2024-11-18 21:42:42,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:42,114 INFO L225 Difference]: With dead ends: 183 [2024-11-18 21:42:42,114 INFO L226 Difference]: Without dead ends: 91 [2024-11-18 21:42:42,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:42:42,120 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:42,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:42:42,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-18 21:42:42,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-18 21:42:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-18 21:42:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2024-11-18 21:42:42,163 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 208 [2024-11-18 21:42:42,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:42,163 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2024-11-18 21:42:42,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 21:42:42,164 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2024-11-18 21:42:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-18 21:42:42,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:42,167 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:42,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 21:42:42,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:42:42,368 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:42,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:42,369 INFO L85 PathProgramCache]: Analyzing trace with hash 709149566, now seen corresponding path program 1 times [2024-11-18 21:42:42,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:42:42,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799773465] [2024-11-18 21:42:42,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:42,370 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:42:42,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:42:42,373 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:42:42,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 21:42:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:42,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 21:42:42,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:42:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:46,206 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:42:46,206 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:42:46,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799773465] [2024-11-18 21:42:46,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799773465] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:46,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:46,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:42:46,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228237750] [2024-11-18 21:42:46,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:46,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:46,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:42:46,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:46,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:46,209 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:50,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 21:42:50,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:42:50,629 INFO L93 Difference]: Finished difference Result 251 states and 390 transitions. [2024-11-18 21:42:50,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:42:50,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2024-11-18 21:42:50,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:42:50,634 INFO L225 Difference]: With dead ends: 251 [2024-11-18 21:42:50,634 INFO L226 Difference]: Without dead ends: 163 [2024-11-18 21:42:50,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:50,636 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 20 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:42:50,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 259 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-18 21:42:50,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-18 21:42:50,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 152. [2024-11-18 21:42:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 85 states have (on average 1.223529411764706) internal successors, (104), 85 states have internal predecessors, (104), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:42:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 232 transitions. [2024-11-18 21:42:50,676 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 232 transitions. Word has length 208 [2024-11-18 21:42:50,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:42:50,677 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 232 transitions. [2024-11-18 21:42:50,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 232 transitions. [2024-11-18 21:42:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-18 21:42:50,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:42:50,683 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:42:50,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 21:42:50,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:42:50,884 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:42:50,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:42:50,885 INFO L85 PathProgramCache]: Analyzing trace with hash 505302458, now seen corresponding path program 1 times [2024-11-18 21:42:50,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:42:50,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015354902] [2024-11-18 21:42:50,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:42:50,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:42:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:42:50,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:42:50,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 21:42:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:42:51,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 21:42:51,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:42:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-18 21:42:51,536 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:42:51,536 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:42:51,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015354902] [2024-11-18 21:42:51,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015354902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:42:51,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:42:51,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:42:51,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218302208] [2024-11-18 21:42:51,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:42:51,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:42:51,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:42:51,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:42:51,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:42:51,541 INFO L87 Difference]: Start difference. First operand 152 states and 232 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:42:56,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 21:43:00,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 21:43:00,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:43:00,140 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2024-11-18 21:43:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:43:00,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2024-11-18 21:43:00,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:43:00,144 INFO L225 Difference]: With dead ends: 256 [2024-11-18 21:43:00,144 INFO L226 Difference]: Without dead ends: 168 [2024-11-18 21:43:00,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:43:00,147 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 14 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-18 21:43:00,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 269 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-18 21:43:00,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-18 21:43:00,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 160. [2024-11-18 21:43:00,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 93 states have (on average 1.2365591397849462) internal successors, (115), 93 states have internal predecessors, (115), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 21:43:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 243 transitions. [2024-11-18 21:43:00,172 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 243 transitions. Word has length 208 [2024-11-18 21:43:00,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:43:00,173 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 243 transitions. [2024-11-18 21:43:00,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-18 21:43:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 243 transitions. [2024-11-18 21:43:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-18 21:43:00,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:43:00,175 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:43:00,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-18 21:43:00,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:43:00,380 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:43:00,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:43:00,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1464532474, now seen corresponding path program 1 times [2024-11-18 21:43:00,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:43:00,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [435800538] [2024-11-18 21:43:00,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:43:00,381 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:43:00,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:43:00,390 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:43:00,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 21:43:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:43:00,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-18 21:43:00,905 INFO L278 TraceCheckSpWp]: Computing forward predicates...